bidding.netbridge.dk

1♣: 13+ | 3+♣ | Usually open 1♣ with 3-3 in minors; 1♦ with 4-4.
- 1♦: 6+ | 4+♦ | May have a 4 card major
  - 1♥: MIN (13-15) or MID (16-18) | 4 ♥ |
    - 1♠: 6+ | 4+♠ | 0-3 ♥ |
      - 1NT: MIN (13-15) | 0-3 ♠ |
        
        2♣: WK (6-10) | 4+♣ | Unbalanced | Opener must pass
        
        2♦: WK (6-10) | Usually 6+♦ | Opener must pass
        
        2♠: 13+ | 4 ♠ | Game forcing
        
        2NT: INV (11-12) |
        
        3NT: 14-15 | Top of range for earlier 1N bid
        
        3♣: INV (11-12) | 4+♣ |
        
        3♦: INV (11-12) | 6+♦ |
        
        3NT: GF (13-16) |
        
        4NT: 17-19 | Quantitative | Natural invite to 6NT. Non-forcing.
      - 2♣: MIN (13-15) | Usually 6+♣ | 0-3 ♠ | Unbalanced
        
        2♦: WK (6-10) | 6+ good ♦ |
        
        2♠: 13+ | 4 ♠ | Game forcing
        
        2NT: INV (11-12) |
        
        3♣: 12-13 | 6+♣ |
        
        3NT: 14-15 and/or strong ♣ suit
        
        3♣: INV (11-12) | 4+♣
        
        3♦: INV (11-12) | 6+♦ | Final game contract (if any) is usually 3NT, but may be 5♦ if opener is also unbalanced.
        
        3NT: GF (13-16) |
      - 2♦: MIN (13-15) | 4 ♦ | 0-3 ♠ |
        
        2♠: 13+ | 4 ♠ | Game forcing
        
        2NT: INV (11-12) |
        
        3♣: 12-13 | 6+♣ |
        
        3NT: 14-15 | Top of range for earlier 2♦ bid
        
        3♣: INV (11-12) | 4♣ |
        
        3♦: INV (11-12) | 5+♦ |
        
        3NT: GF (13-16) |
      - 2♥: 13-18 | 6+♣ | 5+♥ | Longer ♣ than ♥
        
        3♣: WK (6-10) | 2+♣ | 0-2 ♥ |
        
        3♥: WK (6-10) | 3 ♥ |
        
        3NT: To play | 0-2 ♥ |
        
        4♥: To play | 3 ♥ |
      - 2♠: MIN (13-15) | 4 ♠ |
        
        2NT: INV (11-12) | 4 ♠ | Inviting 3N or 4♠. Non-forcing.
        
        3♣: INV (11-12) | Game try bid. Forcing to 3♠.
        
        3♦: INV (11-12) | Game try bid. Forcing to 3♠.
        
        3♥: INV (11-12) | Game try bid. Forcing to 3♠.
        
        3♠: INV (11-12) | Invites 4♠. Non-forcing.
        
        3NT: GF (13-16) | 4 ♠ | Choice of 3N or 4♠. Non-forcing.
        
        4♠: Preference to ♠
        
        4♠: GF (13-16) | 4 ♠ |
      - 2NT: MID (16-18) | 5+♣ | 4 ♥ | 0-3 ♠ | Usually 5-4-2-2 or 5-4-3-1 distribution.
      - 3♣: MID (16-18) | 6+♣ | 0-3 ♠ |
      - 3♦: MID (16-18) | 4 ♦ | 0-3 ♠ |
      - 3♠: MID (16-18) | 4 ♠ |
        
        4♣: Control showing cuebid. Slam interest. Subsequent non-spade bids
        
        4♦: Control showing cuebid. Slam interest. Subsequent non- spade bids
        
        4♥: Control showing cuebid. Slam interest. Subsequent non- spade bids
        
        4♠: 8-12 | 4 ♠ | No slam interest
        
        4NT: Blackwood (♠)
      - 3NT: ~16-17 hcp | Often 4♥ + 6+ solid ♣ | Expects to run 9 tricks
      - 4♠: MAX (19-21) | 4 ♠ |
        
        4NT: Blackwood (♠)
    - 1NT: WK (6-10) | No 4 card major
      - 2♣: MIN (13-15) | 5+♣ |
      - 2♦: MIN (13-15) | 3-4 ♦ | Often 0-4-4-5 or 1-4-3-5
      - 2♥: 13-18 | 6+♣ | 5+♥ | Longer ♣ than ♥
        
        3♣: 2+♣ | 0-2 ♥ |
        
        3♥: 3 ♥ |
        
        4♥: 3 ♥ |
      - 2NT: MID (16-18) |
      - 3♣: MID (16-18) | 6+♣ |
      - 3♦: MID (16-18) | 3-4 ♦ | Often 0-4-4-5 or 1-4-3-5
      - 3NT: ~16-17 hcp | Often 4♥ + 6+ solid ♣ | Expects to run 9 tricks
    - 2♣: WK (6-10) | 4+♣ | No 4 card major
      - 2♦: MID (16-18) | 3-4 ♦ | Often 1-4-3-5 or 0-4-4-5
      - 2♠: MID (16-18) | 3-4 ♠ | Often 3-4-1-5, 4-4-1-4 or 3-4-0-5
      - 2NT: MID (16-18) | ♠ stopper |
      - 3♣: MID (16-18) | 5+♣ | Suggests no ♠ stopper
      - 3NT: MAX (19-21) or expects 9 tricks
    - 2♦: WK (6-10) | 6+♦ | No 4 card major
      - 2NT: MID (16-18) | ♠ stopper | Often 4-4-1-4 or 3-4-1-5
      - 3♦: MID (16-18) | 3-4 ♦ | Suggests no ♠ stopper
      - 3NT: MAX (19-21) | ♠ stopper |
    - 2♥: WK (6-10) | 4 ♥ |
      - 2♠: MID (16-18) | Game try bid
        
        3♣: Counter-try. Can�t accept game try in spades, but has a good club holding and game interest.
        
        3♦: Counter-try. Can�t accept game try in clubs, but has a strong diamond holding and game interest.
        
        3♥: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump-oriented hand. Choice of 3N or 4♥.
        
        4♥: 8-10 | Accepting invite
      - 2NT: MID (16-18) | ♠ stopper | Often 2-4-2-5. Non-forcing.
        
        3♥: 6-8 | Rejecting invite. Suit-oriented hand.
        
        3NT: 8-10 | Accepting invite. Notrump-oriented hand.
        
        4♥: 8-10 | Accepting invite. Suit-oriented hand.
      - 3♣: MID (16-18) | Game try bid
        
        3♦: Counter-try. Can�t accept game try in clubs, but has a strong diamond holding and game interest.
        
        3♥: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump-oriented hand with strong spade holding. Choice of 3N or 4♥.
        
        4♥: 8-10 | Accepting invite
      - 3♦: MID (16-18) | Game try bid
        
        3♥: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump oriented hand with strong spade holding. Choice of 3N or 4♥.
        
        4♥: 8-10 | Accepting invite
      - 3♥: MID (16-18) | Invitational to 4♥
        
        4♥: 8-10 | Accepting invite
      - 3♠: MAX (19-21) | 0-1 ♠ | Splinter Bid | Slam interest
      - 3NT: MAX (19-21) | Notrump-oriented hand. Choice of 3N or 4♥.
        
        4♥: Preference to 4♥
      - 4♦: MAX (19-21) | 0-1 ♦ | Splinter Bid | Slam interest
      - 4♥: MAX (19-21) | No slam interest
      - 4NT: Blackwood (♥)
    - 2♠: 13+ | 0-3 ♠ | Usually 0-3 ♥ | 4th Suit Forcing | Artificial game force
      - 2NT: ♠ stopper
        
        3♣: 17+ | 4-5 ♣ | Slam interest
        
        3NT: To play | No slam interest
        
        4NT: 17-19 | Quantitative | Balanced invite to 6N. Non-forcing.
      - 3♣: 5+♣ | Suggests no ♠ stopper
        
        4♣: 17+ | 4-5 ♣ | Slam interest
      - 3♦: 3-4 ♦ |
        
        4♣: 17+ | 4-5 ♣ | Slam interest
      - 3NT: MID (16-18) | ♠ stopper
        
        4♣: 17+ | 4-5 ♣ | Slam interest
        
        4NT: Quantitative. Invite to 6N. Non-forcing.
    - 2NT: INV (11-12) | No 4 card major
      - 3♣: 12-13 | 6+♣ | Rejecting invite
      - 3♦: 12-13 | 4 ♦ | Rejecting invite
      - 3NT: 14-18 | No slam interest
      - 4NT: MAX (19-21) | Quantitative | Balanced invite to 6N. Non-forcing.
    - 3♣: INV (11-12) | 4+♣ | No 4 card major
      - 3NT: 14-18 | ♠ stopper | No slam interest
    - 3♦: INV (11-12) | 6+♦ | No 4 card major
      - 3NT: 14-18 | ♠ stopper | No slam interest
    - 3♥: INV (11-12) | 4 ♥ |
      - 3♠: Control showing cuebid. Slam interest. Subsequent non-heart bids
      - 4♣: Control showing cuebid. Slam interest, denies ♠ control. Subsequent non-heart bids
      - 4♦: Control showing cuebid. Slam interest, denies ♠ or ♣ control. Subsequent non-heart bids
      - 4♥: 14-18 | 4 ♥ | No slam interest
      - 4NT: Blackwood (♥)
    - 3♠: 13+ | 4 ♥ | 0-1 ♠ | Splinter Bid |
      - 3NT: Balanced or semi-balanced with strong spade holding (i.e. KJxx or QJTx) and notrump-oriented values.
      - 4♣: Control showing cuebid. Subsequent non-heart bids
      - 4♦: Control showing cuebid. Denies ♣ control. Subsequent non-heart bids
      - 4♥: Not willing to cooperate for slam. Suggests wasted spade values.
      - 4NT: Blackwood (♥)
    - 3NT: GF (13-16) | No 4 card major
    - 4♥: GF (13-16) | 4 ♥ |
    - 4NT: Blackwood
  - 1♠: MIN (13-15) or MID (16-18) | 4 ♠ |
    - 1NT: WK (6-10) | 0-3 ♠ |
      - 2♣: MIN (13-15) | 6+♣ |
      - 2♦: MIN (13-15) | 4 ♦ |
      - 2♠: 13-18 | 6+♣ | 5+♠ | Longer ♣ than ♠
      - 2NT: MID (16-18) |
      - 3♣: MID (16-18) | 6+♣ |
      - 3♦: MID (16-18) | 4 ♦ |
      - 3NT: ~16-17 hcp | Often 4♠ + 6 strong ♣ | Expects to run 9 tricks
    - 2♣: WK (6-10) | 4+♣ | 0-3 ♠ |
      - 2♦: MID (16-18) | 3-4 ♦ | Often 4-1-3-5 or 4-0-4-5
      - 2♥: MID (16-18) | 3 ♥ | Often 4-3-1-5
      - 2NT: MID (16-18) | ♥ stopper |
      - 3♣: MID (16-18) | 5+♣ | Suggests no ♥ stopper
      - 3NT: ~16-17 hcp | Often 4♠ + 6 strong ♣ | Expects to run 9 tricks
    - 2♦: WK (6-10) | 6+♦ |
      - 3NT: ~16-17 hcp | Often 4♠ + 6+ solid ♣ | Expects to run 9 tricks
    - 2♥: 13+ | 0-4 ♥ | 4th Suit Forcing | Artificial game force
      - 2NT: MIN (13-15) or MAX (19-21) | ♥ stopper
        
        3♣: 17+ | 4-5 ♣ | Slam interest
        
        3NT: GF (13-16) |
      - 3♣: 5+♣ | Suggests no ♠ stopper
        
        4♣: 17+ | 4-5 ♣ | Slam interest
      - 3♦: 3-4 ♦ |
        
        4♦: 17+ | 4-5 ♦ | Slam interest
      - 3NT: MID (16-18) | ♥ stopper
    - 2♠: WEAK (6-10) | 4 ♠ |
      - 2NT: MID (16-18) | Often 4-2-2-5 distribution likely. Invites 3N or 4♠. Non-forcing.
        
        3♠: 6-8 | Rejecting invite. Suit-oriented hand.
        
        3NT: 8-10 | Accepting invite. Notrump-oriented hand.
        
        4♠: 8-10 | Accepting invite. Suit-oriented hand.
      - 3♣: MID (16-18) | Game try bid
        
        3♦: Counter-try. Can�t accept game try in clubs, but has a strong diamond holding and game interest.
        
        3♥: Counter-try. Can�t accept game try in clubs, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump-oriented hand with strong heart holding. Choice of 3N or 4♠.
        
        4♠: 8-10 | Accepting invite
      - 3♦: MID (16-18) | Game try bid
        
        3♥: Counter-try. Can�t accept game try in diamonds, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump-oriented hand with strong heart holding. Choice of 3N or 4♠.
        
        4♠: Preference to ♠
        
        4♠: 8-10 | Accepting invite
      - 3♥: MID (16-18) | Game try bid
        
        3♠: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite. Balanced, notrump-oriented hand. Choice of 3N or 4♠.
        
        4♠: 8-10 | Accepting invite
      - 3♠: MID (16-18) | Invitational to 4♠
        
        Pass: 16-8 | Rejecting invite
        
        4♠: 8-10 | Accepting invite
      - 3NT: Notrump-oriented hand. Choice of 3N or 4♠.
        
        4♠: Preference to 4♠
      - 4♦: MAX (19-21) | 0-1 ♦ | Splinter Bid | Slam interest
      - 4♥: MAX (19-21) | 0-1 ♥ | Splinter Bid | Slam interest
      - 4♠: MAX (19-21) | No slam interest
      - 4NT: Blackwood (♠)
    - 2NT: INV (11-12) | 0-3 ♠ |
      - 3♣: 12-13 | 6+♣ | Rejecting invite
      - 3♦: 12-13 | 4 ♦ | Rejecting invite
      - 3NT: 14-18 | No slam interest
      - 4NT: MAX (19-21) | Quantitative | Balanced invite to 6N. Non-forcing.
    - 3♣: INV (11-12) | 4+♣ | 0-3 ♠ |
      - 3NT: 14-18 | ♥ stopper | No slam interest
    - 3♦: INV (11-12) | 6+♦ | 0-3 ♠ |
      - 3NT: 14-18 | ♥ stopper | No slam interest
    - 3♠: INV (11-12) | 4 ♠ |
      - 4♣: Control showing cuebid. Slam interest. Subsequent non-spade bids
      - 4♦: Control showing cuebid. Slam interest. Denies ♣ control. Subsequent non-spade bids
      - 4♥: Control showing cuebid. Slam interest. Denies ♣ or ♦ control. Subsequent non-spade bids
      - 4♠: 14-18 | 4 ♠ | No slam interest
      - 4NT: Blackwood (♠)
    - 3NT: GF (13-16) | 0-3 ♠ |
    - 4♥: 13+ | 4 ♠ | 0-1 ♥ | Splinter Bid |.
      - 4♠: Not willing to cooperate for slam. Suggests wasted heart values.
      - 4NT: Blackwood (♠)
    - 4♠: GF (13-16) | 4 ♠ |
    - 4NT: Blackwood
  - 1NT: MIN (13-15) | No 4 card major
    - 2♣: WK (6-10) | 4+♣ | Opener must pass
    - 2♥: 13+ | 5+♦ | 4+♥ | Longer ♦ than ♥
    - 2♠: 13+ | 5+♦ | 4+♠ | Longer ♦ than ♠
    - 2NT: INV (11-12) | May have a 4 card major
    - 3♣: INV (11-12) | 4+♣ | May have a 4 card major
    - 3♦: INV (11-12) | 6+♦ | May have a 4 card major
    - 3NT: GF (13-16) | May have a 4 card major
    - 4NT: 17-19 | Quantitative | Natural invite to 6N. Non-forcing.
  - 2♣: MIN (13-15) | 6+♣ |
    - 2♦: WK (6-10) | 6+ strong ♦ | Opener is expected to pass
    - 2♥: 13+ | 5+♦ | 4+♥ | Longer ♦ than ♥
    - 2♠: 13+ | 5+♦ | 4+♠ | Longer ♦ than ♠
    - 2NT: INV (11-12) | May have a 4 card major
      - 3♣: 12-13 | 6+♣ | Rejecting invite
      - 3NT: 14-15 | Accepting invite
    - 3♣: INV (11-12) | 3+♣ |
      - 3♥: 14-15 | ♥ stopper | no ♠ stopper |
      - 3♠: 14-15 | ♠ stopper | no ♥ stopper |
      - 3NT: 14-15 | ♥ + ♠ stoppers |
    - 3♦: INV (11-12) | 6+♦ |
      - 3♥: 14-15 | ♥ stopper | no ♠ stopper |
      - 3♠: 14-15 | ♠ stopper | no ♥ stopper |
      - 3NT: 14-15 | ♥ + ♠ stoppers |
    - 3NT: GF (13-16) | ♥ + ♠ stoppers |
  - 2♦: MIN (13-15)| 4 ♦ | No 4 card major
    - 2♥: 11+ | ♥ values | Suggests no ♠ stopper | Usually a try for 3NT
      - 2NT: 12-13 | ♠ stopper |
      - 3♣: 12-13 | 5+♣ | Implies no ♠ stopper
      - 3♦: 12-13 | 4 ♦ | 5 ♣ | Implies no ♠ stopper
      - 3♥: 14-15 | 3 ♥ | Usually 1-3-4-5 distribution.
      - 3NT: 14-15 | ♠ stopper |
    - 2♠: 11+ | ♠ values | Suggests no ♥ stopper | Usually a try for 3NT
      - 2NT: 12-13 | ♥ stopper |
      - 3♣: 12-13 | 5+♣ | Implies no ♥ stopper
      - 3♦: 12-13 | 4 ♦ | 5 ♣ | Implies no ♥ stopper
      - 3♠: 14-15 | 3 ♠ | Usually 3-1-4-5 distribution.
      - 3NT: 14-15 | ♥ stopper |
    - 2NT: INV (11-12) | Stoppers in both majors
      - 3♣: 12-13 | 5-6 ♣ | Rejecting invite
      - 3♦: 12-13 | 4 ♦ | Rejecting invite
      - 3NT: 14-15 | Accepting invite
    - 3♦: INV (11-12) | 5+ ♦ |
    - 3♥: 17 + | 5+ ♦ | 0-1 ♥ | Splinter Bid | Slam interest
    - 3♠: 17 + | 5+ ♦ | 0-1 ♠ | Splinter Bid | Slam interest
    - 3NT: GF (13-16) | ♥ + ♠ stoppers |
  - 2♥: MAX (19-21) | Strong Jump Shift
  - 2♠: MAX (19-21) | Strong Jump Shift
  - 2NT: 18-19 HCP | Balanced | May have a 4 card major
    - 3♣: 5-6 | 5+♣
    - 3♦: 7+ | 6+♦ | No 4 card major
    - 3♥: 7+ | 4♥
    - 3♠: 7+ | 4♠
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MID (16-18) | 6+♣ | No 4 card major
    - 3♥: 8+ | Values in ♥ | Suggests no ♠ stopper
    - 3♠: 8+ | Values in ♠ | Suggests no ♥ stopper
    - 3NT: 8+ | ♥ + ♠ stoppers |
  - 3♦: MID (16-18) | 4 ♦ | No 4 card major
    - 3♥: 8+ | Values in ♥ | Suggests no ♠ stopper
    - 3♠: 8+ | Values in ♠ | Suggests no ♥ stopper
    - 3NT: 8+ | ♥ + ♠ stoppers |
  - 3♥: MAX (19-21) | 4-5 ♦ | 0-1 ♥ | Splinter Raise | Subsequent non-diamond bids
    - 3NT: Natural with strong ♥ holding.
  - 3♠: MAX (19-21) | 4-5 ♦ | 0-1 ♠ | Splinter Raise | Subsequent non-diamond bids
    - 3NT: Natural with strong ♠ holding.
  - 3NT: MAX (19-21) or expects to have 9 winners. No 4 card major
- 1♥: 6+ | 4+ ♥ | Can bypass a 4 card ♦ suit if weak.
  - 1♠: MIN (13-15) or MID (16-18) | 4 ♠ | 0-3 ♥ |
    - 1NT: WK (6-10) | 1-3 ♠ |
      - 2♣: MIN (13-15) |
      - 2♦: MID (16-18) | 4 ♦ | Often 4-1-4-5. Non-forcing.
        
        2♠: 6-8 | 3 ♠ |
        
        2NT: 6-8 |
        
        3♣: 6-8 | 3-4 ♣ |
        
        3♦: 8-10 | 4 ♦|
        
        3NT: 8-10 |
      - 2♠: 13-18 | 6+♣ | 5+♠ | Longer ♣ than ♠
      - 2NT: MID (16-18) |
      - 3♣: MID (16-18) | 6+♣ |
      - 3NT: ~16-17 hcp | Often 4♠ + 6 strong ♣ | Expects to run 9 tricks
    - 2♣: WK (6-10) | 5-6 ♣ | 0-3 ♠ |
      - 2♠: 13-18 | 6+♣ | 5+♠ | Longer ♣ than ♠
      - 2NT: MID (16-18) |
      - 3♣: MID (16-18) | 5+♣ | Suggests no ♦ stopper
      - 3NT: ~16-17 hcp | Often 4♠ + 6 strong ♣ | Expects to run 9 tricks
    - 2♦: 4th Suit Forcing | 13+ | Artificial game force
      - 2♥: 3♥ | any strength
      - 2♠: 4 strong ♠ | No ♦ stopper | 0-2 ♥
      - 2NT: ♦ stopper | 0-2♥ |
      - 3♣: Natural | Extra ♣ length OR no ♦ stopper | 0-2♥
      - 3♥: 3♥ | 5-4-3-1 shape
      - 3NT: ♦ stopper | 0-2♥ |
    - 2♥: WK (6-10) | 6+♥ |
      - 2NT: MID (16-18) | ♦ stopper | Often 4-1-3-5
        
        3♣: 6-8 | 3-4 ♣ | Rejecting invite
        
        3NT: 8-10 | Accepting invite
      - 3♣: MID (16-18) | 6+♣ |
      - 3♥: MID (16-18) | 2-3 ♥ |
      - 3NT: ~16-17 hcp | Often 4♠ + 6 strong ♣ | ♦ stopper | Expects to run 9 tricks
      - 4♥: ~16-17 hcp | 2-3 ♥ | Often 4-3-1-5
    - 2♠: WK (6-10) | 4 ♠ |
      - 3♣: MID (16-18) | 4-5 ♣ | Game try bid
        
        3♦: Counter-try. Can�t accept game try in clubs, but has a good diamond holding and game interest.
        
        3♥: Counter-try. Can�t accept game try in clubs, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite
        
        4♠: 8-10 | Accepting invite
      - 3♦: MID (16-18) | Game try bid
        
        3♥: Counter-try. Can�t accept game try in diamonds, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite
        
        4♠: 8-10 | Accepting invite
      - 3♠: MID (16-18) | Invitational to 4♠
        
        4♠: 8-10 | Accepting invite
      - 4♠: ~16-17 hcp | Often 4♠ + 6 strong ♣ |
      - 4NT: Blackwood (♠)
    - 2NT: INV (11-12) | 0-3 ♠ | May have 5 ♥
      - 3♣: 12-13 | 5+♣ | Rejecting invite
      - 3♥: 14-18 | 3 ♥ | Choice of 3NT or 4♥
        
        3NT: 4 card ♥ suit |
        
        4♥: 5 card ♥ suit |
      - 3NT: 14-18 | 0-2 ♥ | Accepting invite
    - 3♣: INV (11-12) | 4+♣ | 0-3 ♠ |
      - 3♥: 14-18 | 3 ♥ | Accepting invite, choice of games.
        
        3NT: 4 card ♥ suit | ♦ stopper |
        
        4♥: 4-5 ♥ |
      - 3NT: 14-18 | 0-2 ♥ | Suggests ♦ stopper |
    - 3♥: INV (11-12) | 6+♥ | 0-3! S |
      - 3♠: 14-18 | 0-1 ♥ | Usually looking for ♦ stopper
      - 3NT: 14-18 | 0-1 ♥ | ♦ stopper |
      - 4♥: 14-18 | 2-3 ♥ | No slam interest
    - 3♠: INV (11-12) | 4 ♠ |
      - 4♣: Control showing cuebid. Slam interest. Subsequent non-spade bids
      - 4♦: Control showing cuebid. Slam interest. Denies ♣ control. Subsequent non-spade bids
      - 4♥: Control showing cuebid. Slam interest. Denies ♣/♦ control. Subsequent non-spade bids
      - 4♠: 14-18 | 4 ♠ | No slam interest
      - 4NT: Blackwood (♠)
    - 3NT: GF (13-16) | No 4 card major
    - 4♠: GF (13-16) | 4 ♠ |
    - 4NT: Blackwood
  - 1NT: MIN (13-15) | No 4 card major
    - 2♣: WK (6-10) | 4+♣ | Opener must pass
    - 2♦: WK (6-10) | 5+♦ |
      - 2♥: MIN (13-15) | 3 ♥ |
    - 2♥: WK (6-10) | 6+♥ | Opener must pass
    - 2♠: 13+ | 5+♥ | 4+♠ | Longer ♥ than ♠
    - 2NT: INV (11-12) | May have 5 ♥
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥
        
        3NT: 4 card ♥ suit
        
        4♥: 5 card ♥ suit
      - 3NT: 14-15 | 0-2 ♥ |
    - 3♣: INV (11-12) | 5+♣ |
      - 3♥: 14-15 | 3 ♥ | Choice of games
        
        3NT: 4 card ♥ suit
        
        4♥: 5 card ♥ suit
      - 3NT: 14-15 | 0-2 ♥ | Confirms side suit stoppers
    - 3♦: GF (13-16) | 3+♦ | Often looking for 3 card ♥ support
      - 3♥: 3 ♥ |
      - 3NT: 0-2 ♥ |
    - 3♥: INV (11-12) | 6+♥ |
      - 4♥: 14-15 | 2-3 ♥ |
    - 3NT: GF (13-16) |
    - 4NT: 17-19 | Quantitative | Natural invite to 6N. Non-forcing.
  - 2♣: MIN (13-15) | 5+♣ (usually 6+) |
    - 2♦: 11+ | 3+♦ | Natural but often looking for 3 card ♥ support
    - 2♥: WK (6-10) | 6+♥ | Opener is expected to pass
    - 2♠: 13+ | 5+♥ | 4+♠ | Longer ♥ than ♠
    - 2NT: INV (11-12) |
      - 3♣: 12-13 | Rejecting invite
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥
        
        3NT: 4 card ♥ suit
        
        4♥: 5 card ♥ suit
      - 3NT: 14-15 | 0-2 ♥ |
    - 3♣: INV (11-12) | 3+♣ |
      - 3♦: 14-15 | ♦ stopper (no ♠ stop)
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥
      - 3♠: 14-15 | ♠ stopper (no ♦ stop)
      - 3NT: 14-15 | Suggests ♦ + ♠ stoppers
    - 3NT: GF (13-16) | 4 card ♥ suit | ♦ + ♠ stoppers |
  - 2♦: REVERSE | 17+ | 5+♣ and 4+♦| ♣ longer than ♦|
    - 2♥: 5+♥ | Any strength | Does not promise another call if opener makes a minimum rebid
    - 2♠: ARTIFICIAL | Only 4♥ | Asks opener to make another descriptive bid (i.e. NT with a ♠ stopper)
    - 2NT: ARTIFICIAL | Only 4♥ | 6-8 pts | Wants to sign-off at the 3-level.
    - 3♣: 8+ | 3+♣
    - 3♦: 8+ | 4+♦
    - 3♥: 8+ | 6+♥
    - 3NT: 8+ | ♠ stopper | Only 4♥ | Natural, no slam interest.
    - 4♣: 4+♣ | Distributional, slam interest.
    - 4♦: 4+♦ | Distributional, slam interest.
  - 2♥: MIN (13-15) | 4 ♥ |
    - 2♠: INV (11-12) | Game try bid
      - 3♣: Counter-try. Can�t accept game try in ♠, but has a strong ♣ holding and game interest.
      - 3♦: Counter-try. Can�t accept game try in ♠, but has a strong ♦ holding and game interest.
      - 3♥: 12-13 | Rejecting invite
      - 4♥: 14-15 | Accepting invite
    - 2NT: INV (11-12) | 4 card ♥ suit | Balanced notrump-oriented hand. Invites game in 3NT or 4♥.
      - 3♥: 12-13 | Rejecting invite
      - 3NT: 14-15 | Accepting invite. Balanced, notrump-oriented hand.
      - 4♥: 14-15 | Accepting invite. Suit-oriented hand.
    - 3♣: INV (11-12) | Game try bid
      - 3♦: Counter-try. Can�t accept game try in ♣, but has a strong ♦ holding and game interest.
      - 3♥: 12-13 | Rejecting invite
      - 4♥: 14-15 | Accepting invite
    - 3♦: INV (11-12) | Game try bid
      - 3♥: 12-13 | Rejecting invite
      - 4♥: 14-15 | Accepting invite
    - 3♥: INV (11-12) |
      - 4♥: 14-15 | Accepting invite
    - 3♠: 17+ | 5+ ♥ | 0-1 ♠ | Splinter Bid | Slam interest | Subsequent non-♥ suit bids
    - 3NT: GF (13-16) | 4 card ♥ suit | Balanced, notrump-oriented hand. Choice of 3NT or 4♥.
      - 4♥: Preference to ♥
    - 4♣: 17+ | 5+ ♥ | 0-1 ♣ | Splinter Bid | Slam interest | Subsequent non-♥ suit bids
    - 4♦: 17+ | 5+ ♥ | 0-1 ♦ | Splinter Bid | Slam interest | Subsequent non-♥ suit bids
    - 4♥: GF (13-16) | No slam interest
    - 4NT: Blackwood (♥)
  - 2♠: MAX (19-21) | Strong Jump Shift
  - 2NT: 18-19 HCP | Balanced | 2-3♥ | May have 4♠
    - 3♣: 5-6 | 5+♣
    - 3♦: Often looking for 3 card ♥ support
    - 3♥: 7+♥
    - 3♠: 7+ | 4♠ | 5♥
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MID (16-18)
    - 3♦: 8+ | ♦ stopper | Suggests no ♠ stopper
    - 3♥: 8+ | 5+ ♥ |
    - 3♠: 8+ | ♠ stopper | Suggests no ♦ stopper
    - 3NT: 8+ | Suggests ♦ + ♠ stoppers | Usually 4 card ♥ suit |
  - 3♦: 14+ HCP | 4 ♥ | 0-1 ♦ | Splinter Bid | Only forcing to 3♥
    - 3♥: WK (6-10) | Wasted ♦ values
    - 3♠: 11+ | Control showing cuebid. Subsequent non-♥ suit bids
    - 3NT: INV (11-12) | 4 card ♥ suit | Strong ♦ holding
    - 4♣: 11+ | Control showing cuebid. Subsequent non-♥ suit bids
    - 4♥: No slam interest.
    - 4NT: Blackwood (♥)
  - 3♥: MID (16-18) | 4 ♥ |
    - 4♥: 8+ | No slam interest
  - 3♠: MAX (19-21) | 4 ♥ | 0-1 ♠ | Splinter Bid |
    - 3NT: INV (11-12) | 4 card ♥ suit | Strong ♦ holding
    - 4♣: Control showing cuebid. Subsequent non-♥ suit bids
    - 4♦: Control showing cuebid. Denies ♣ control. Subsequent non-♥ suit bids
    - 4♥: No slam interest. Suggests wasted ♠ values.
    - 4NT: Blackwood (♥)
  - 3NT: 1-3 ♥ | 6+ solid ♣ |
  - 4♣: MAX (19-21) | 4 ♥ | 6+ solid ♣s
    - 4♦: Control showing cuebid. Subsequent non-♥ suit bids
    - 4♥: Minimum hand. No slam interest.
    - 4♠: Control showing cuebid. Subsequent non-♥ suit bids
    - 4NT: Blackwood (♥)
  - 4♦: MAX (19-21) | 4 ♥ | 0-1 ♠ | Splinter Bid |Subsequent non-♥ suit bids
    - 4♥: Minimum hand, suggests wasted values in ♦. No slam interest.
    - 4NT: Blackwood (♥)
  - 4♥: MAX (19-21) | 4 ♥ |
  - 4NT: Blackwood (♥)
- 1♠: 6+ | 4+♠ | Can bypass a 4 card ♦ suit if weak.
  - 1NT: MIN (13-15) | 0-3 ♠ | May have 4 ♥ |
    - Pass: 1WK (6-10) |
    - 2♣: WK (6-10) | Usually unbalanced, would rather play 2♣ than 1N. Partner must pass.
    - 2♦: WK (6-10) | Unbalanced, would rather play 2♦ than 1N. Partner is expected to pass. *^
    - 2♥: WK (6-10) | 5+♠ | 4+♥ | Choice of majors
      - 2♠: Preference to ♠.
    - 2♠: WK (6-10) | Partner is expected to pass.
    - 2NT: INV (11-12) | May have 5 ♠.
      - 3♠: 14-15 | Choice of 3NT or 4♠
        
        3NT: 4 card ♠ suit
        
        4♠: 5 card ♠ suit
      - 3NT: 14-15 | 0-2 ♠|
    - 3♣: INV (11-12) | Usually unbalanced.
      - 3♠: 14-15 | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit
        
        4♠: 5 card ♠ suit
      - 3NT: 14-15 | 0-2 ♠ | ♦ stopper
    - 3♦: GF (13-16) | May have 5 ♠
      - 3♠: 3 ♠ |
        
        3NT: 4 card ♠ suit
        
        4♠: 5 card ♠ suit
    - 3♥: GF (13-16) | May have 5 ♠
    - 3♠: INV (11-12) |
      - 3NT: 14-15 | Usually singleton ♠.
      - 4♠: 14-15 |
    - 3NT: GF (13-16) | Tends to deny 5 ♠s.
    - 4NT: Quantitative | Natural invite to 6NT (18-19 hcp)
  - 2♣: MIN (13-15) |
    - 2♦: 11+ | Technically natural but often looking for 3 card ♠ support.
    - 2♥: 11+ |
    - 2♠: WK (6-10) | Partner is expected to pass.
    - 2NT: INV (11-12) | Balanced or semi-balanced. Suggests stoppers in both ♦ +♥.
      - Pass: 112-13 | Rejecting invite.
      - 3♣: 12-13 | Rejecting invite.
      - 3♠: 14-15 | Choice of 3NT or 4♠.
        
        3NT: Usually only a 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14-15 | 0-2 ♠ | Accepting invite.
    - 3♣: INV (11-12)
      - 3♦: 14-15 | ♦ stopper (no ♥ stop)
      - 3♥: 14-15 | ♥ stopper (no ♦ stop)
      - 3♠: 14-15 | 3♠ |
      - 3NT: 14-15 | ♦+♥ stoppers |
    - 3♠: INV (11-12)
      - 3NT: 14-15 | ♦+♥ stoppers | Usually singleton ♠.
      - 4♠: 14-15 |
    - 3NT: GF (13-16) | ♦+♥ stoppers.
  - 2♦: REVERSE | 17+ | 5+♣ and 4+♦| ♣ longer than ♦|
    - 2♥: ARTIFICIAL | Usually 4♠ | Asks opener to make another descriptive bid (i.e. NT with a ♥ stopper)
    - 2♠: 5+♠ | Any strength | Does not promise another call if opener makes a minimum rebid
    - 2NT: ARTIFICIAL | Only 4♠ | 6-8 pts | Wants to sign-off at the 3-level.
    - 3♣: 8+ | 3+♣
    - 3♦: 8+ | 4+♦
    - 3♠: 8+ | 6+♠
    - 3NT: 8+ | ♥ stopper | Only 4♠ | Natural, no slam interest.
    - 4♣: 4+♣ | Distributional, slam interest.
    - 4♦: 4+♦ | Distributional, slam interest.
  - 2♥: REVERSE | 17+ | 5+♣ and 4+♥| ♣ longer than ♥|
    - 2♠: 5+♠ | Any strength | Does not promise another call if opener makes a minimum rebid
    - 2NT: ARTIFICIAL | Only 4♠ | 6-8 pts | Wants to sign-off at the 3-level.
    - 3♣: 8+ | 3+♣
    - 3♦: ARTIFICIAL | Only 4♠ | Asks opener to make another descriptive bid (i.e. NT with a ♦ stopper)
    - 3♥: 8+ | 4♥
    - 3♠: 8+ | 6+♠
    - 3NT: 8+ | ♦ stopper | Only 4♠ | Natural, no slam interest.
    - 4♣: 4+♣ | Distributional, slam interest.
    - 4♥: 4♥ | No slam interest.
  - 2♠: MIN (13-15)
    - 2NT: INV (11-12) | 4 ♠ | Balanced | Invites 3NT or 4♠ |
      - 3♠: 12-13 | Rejecting invite
      - 3NT: 14-15 | Accepting invite | Balanced hand
      - 4♠: 14-15 | Accepting invite | Suit-oriented hand
    - 3♣: INV (11-12) | Game try bid.
      - 3♦: Counter-try. Can�t accept game try in ♣, but has a strong ♦ holding and game interest.
      - 3♥: Counter-try. Can�t accept game try in ♣, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced hand
        
        4♠: Correction back to ♠
      - 4♠: 14-15 | Accepting invite.
    - 3♦: INV (11-12) | Game try bid.
      - 3♥: Counter-try. Can�t accept game try in ♦, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced hand
        
        4♠: Correction back to ♠.
      - 4♠: 14-15 | Accepting invite.
    - 3♥: INV (11-12) | Game try bid.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced hand.
        
        4♠: Correction back to ♠.
      - 4♠: 14-15 | Accepting invite.
    - 3♠: INV (11-12) | Game try bid.
      - 3NT: 14-15 | Choice of 3NT or 4♠. Balanced hand.
        
        4♠: Correction back to ♠.
      - 4♠: 14-15 | Accepting invite.
    - 3NT: GF (13-16) | Choice of 3NT or 4♠ | Balanced hand.
      - 4♠: Correction back to ♠.
    - 4♣: 16+ | 0-1♣ | Splinter Bid | Slam interest. Subsequent non-♠ suit bids
    - 4♦: 16+ | 0-1♦ | Splinter Bid | Slam interest. Subsequent non-♠ suit bids
    - 4♥: 16+ | 0-1♥ | Splinter Bid | Slam interest. Subsequent non-♠ suit bids
    - 4♠: GF (13-16)
    - 4NT: Blackwood (♠)
  - 2NT: 18-19 HCP | Balanced | 2-3♠ | May have 4♥
    - 3♣: 5-6 | 5+♣
    - 3♦: Often looking for 3 card ♠ support
    - 3♥: 7+ | 4-5♥ | 5♠
    - 3♠: 6+♠
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MID (16-18)
    - 3♦: 8+, usually with ♦ stopper but may just be looking for 3 card ♠ support.
    - 3♥: 8+.
    - 3♠:
    - 3NT: 8+ | ♦+♥ stoppers |
  - 3♦: 14+ | 4♠ | 0-1 ♦ | Splinter Bid | Only forcing to 3♠.
    - 3♥: Control showing cuebid. Subsequent non-♠ suit bids
    - 3♠: 6-8(9). Minimum, suggests wasted ♦ values.
    - 3NT: Usually 10-12. Strong ♦ holding, notrump-oriented values. Often only 4 ♠s.
    - 4♣: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♠: No slam interest.
    - 4NT: Blackwood (♠)
  - 3♥: 14+ | 4♠ | 0-1 ♥ | Splinter Bid | Only forcing to 3♠.
    - 3♠: 6-8(9). Minimum, suggests wasted values in ♥.
    - 3NT: Usually 10-12. Strong ♥ holding, notrump-oriented values. Often only 4 ♠s.
    - 4♣: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♠: No slam interest.
    - 4NT: Blackwood (♠)
  - 3♠: MID (16-18)
    - 3NT: 9-12 | 4♠ | Balanced hand with stoppers | No slam interest.
    - 4♣: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♦: Control showing cuebid. Denies ♣ control. Subsequent non-♠ suit bids
    - 4♥: Control showing cuebid. Denies ♣ or ♦ control. Subsequent non-♠ suit bids
    - 4♠: No slam interest.
    - 4NT: Blackwood (♠)
  - 3NT: MAX (19-21) | No 4 card major.
  - 4♣: 4♠ | 6+ strong ♣ |
    - 4♦: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♥: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♠: No slam interest.
    - 4NT: Blackwood (♠)
  - 4♦: MAX (19-21) | 4 ♠ | 0-1 ♦ | Splinter Raise | Subsequent non-spade bids
    - 4♥: Control showing cuebid. Subsequent non-♥ suit bids
    - 4♠: Minimum hand, suggests wasted values in ♦. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♥: MAX (19-21) | 4 ♠ | 0-1 ♥ | Splinter Raise | Subsequent non-spade bids
    - 4♠: Minimum hand, suggests wasted values in ♥. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♠: MAX (19-21) | 4 ♠ |
  - 4NT: Blackwood (♠)
- 1NT: WK (6-10) | No 4 card major
  - 2♣: MIN (13-15) | May have a 4 card major
  - 2♦: REVERSE | 17+ | 5+♣ and 4+♦| ♣ longer than ♦|
    - 2♥: 8-10 | ♥ values
    - 2♠: 8-10 | ♠ values
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 6-8 | 3+♣
    - 3♦: 6-8 | 4+♦
    - 3NT: 8-10 | ♥+♠ stoppers
  - 2♥: REVERSE | 17+ | 5+♣ and 4+♥| ♣ longer than ♥|
    - 2♠: 8-10 | ♠ values
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 6-8 | 3+♣
    - 3♦: 8-10 | ♦ values
    - 3NT: 8-10 | ♦+♠ stoppers
  - 2♠: REVERSE | 17+ | 5+♣ and 4+♠| ♣ longer than ♠|
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 6-8 | 3+♣
    - 3♦: 8-10 | ♦ values
    - 3♥: 8-10 | ♥ values
    - 3NT: 8-10 | ♦+♥ stoppers
  - 2NT: MID (16-18) | Balanced
    - 3NT: 8-10 |
  - 3♣: MID (16-18) | 6+♣ |
    - 3NT: 8-10 |
  - 3NT: MAX (19-21) or expects to have 9 winners.
- 2♣: WK (6-10) |
  - 2♦: 16+ | 4 ♦ | Usually a try for NT
  - 2♥: 16+ | 4 ♥ | Usually a try for NT
  - 2♠: 16+ | 4 ♠ | Usually a try for NT
  - 2NT: MID (16-18)
  - 3♣: MID (16-18)
  - 3♦: MAX (19-21) | 5+♣ | 0-1 ♦ | Splinter Bid | Slam interest
  - 3♥: MAX (19-21) | 5+♣ | 0-1 ♥ | Splinter Bid | Slam interest
  - 3♠: MAX (19-21) | 5+♣ | 0-1 ♠ | Splinter Bid | Slam interest
  - 3NT: MAX (19-21) or expects to have 9 winners
- 2♦: 17+ | Strong Jump Shift
- 2♥: 17+ | Strong Jump Shift
- 2♠: 17+ | Strong Jump Shift
- 2NT: INV (11-12) | No 4 card major | Balanced
  - 3♣: 12-13 | Rejecting invite
  - 3NT: 14-18 | Accepting invite
- 3♣: INV (11-12)
  - 3♦: 14+ | ♦ values | Usually a try for 3NT
  - 3♥: 14+ | ♥ values | Usually a try for 3NT
  - 3♠: 14+ | ♠ values | Usually a try for 3NT
  - 3NT: 14+ | No slam interest
- 3♦: 11+ HCP | 6+♣ | 0-1 ♦ | No 4 card major | Splinter Bid
  - 3NT: Balanced minimum with strong ♦ holding. No slam interest.
- 3♥: 11+ HCP | 6+♣ | 0-1 ♥ | No 4 spades | Splinter Bid
  - 3NT: Balanced minimum with strong ♥ holding. No slam interest.
- 3♠: 11+ HCP | 6+♣ | 0-1 ♠ | No 4 hearts | Splinter Bid
  - 3NT: Balanced minimum with strong ♠ holding. No slam interest.
- 3NT: GF (13-15) | No 4 card major | Balanced
- (D): Opps Bid
  - RD: 10+ HCP | Usually balanced | Any later Dbl by responder or opener
  - 1♦: 6+ | 4+♦
  - 1♥: 6+ | 4+♥
  - 1♠: 6+ | 4+♠
  - 1NT: 7-10 | Balanced | May have a weak 4 card major
  - 2♣: WK (6-10) | 4+♣ (usually 5+!)
  - 2♦: 6+♦ | Usually <8 hcp
  - 2♥: 6+♥ | Usually <8 hcp
  - 2♠: 6+♠ | Usually <8 hcp
  - 2NT: INV (11-12) | Balanced with stoppers. Non-forcing
  - 3♣: 5+♣ | Usually <8 hcp
  - 3♦:
  - 3♥:
  - 3♠:
  - 3NT: To play.
  - 4♣:
  - 5♣: To play. Often preemptive.
- (1♦): Opps Bid
  - D: Neg X | 6+ pts, exactly 4♥+4♠ | (May be 5-4 if 6-10 pts)
  - 1♥: 6+ | 4+♥
  - 1♠: 6+ | 4+♠
  - 1NT: WK (6-10) | No 4 card major | ♦ stopper
  - 2♣: WK (6-10) | 4+♣ (usually 5+) | No 4 card major
  - 2♦: 11+ | 5+♣ | Inv or better ♣ raise | No 4 card major
  - 2♥: Weak jump shift
  - 2♠: Weak jump shift
  - 2NT: INV (11-12) | No 4 card major | ♦ stoppers
  - 3♣: <8 hcp | 5+♣ | Usually no 4 card major
  - 3♥:
  - 3♠:
  - 3NT: GF (13-15) | No 4 card major | ♦ stoppers
  - 4♣:
  - 4♥: To play
  - 4♠: To play
- (1♥): Opps Bid
  - D: Neg X | 6+ pts, exactly 4♠ | Does not promise ♦
  - 1♠: 6+ | 5+♠
  - 1NT: WK (6-10) | No 4♠ | ♥ stopper
  - 2♣: WK (6-10) | 4+♣ (usually 5+) | No 4♠
  - 2♦: 11+ | 5+♦
  - 2♥: 11+ | 5+♣ | Inv or better ♣ raise | No 4♠
  - 2♠: Weak jump shift
  - 2NT: INV (11-12) | ♥ stoppers | Balanced without 4♠
  - 3♣: <8 hcp | 5+♣ | Usually without 4♠
  - 3♠:
  - 3NT: GF (13-15) | ♥ stoppers | No 4♠
  - 4♣:
  - 4♠: To play
- (1♠): Opps Bid
  - D: Neg X | 6+ pts with 4♥ | or | 5-10 pts with 5+♥
  - 1NT: WK (6-10) | ♠ stopper | Balanced, usually without 4♥
  - 2♣: WK (6-10) | 4+♣ (usually 5+) | No 4♥
  - 2♦: 11+ | 5+♦
  - 2♥: 11+ | 5+♥
  - 2♠: 11+ | 5+♣ | Inv or better ♣ raise | No 4♥
  - 2NT: INV (11-12) | ♠ stoppers | Balanced without 4♥
  - 3♣: <8 hcp | 5+♣ | Usually without 4♥
  - 3NT: GF (13-15) | ♠ stoppers | Balanced without 4♥
  - 4♣:
  - 4♥: To play
- (2♣): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one major)
  - 2♦:
  - 2♥: 11+ | ♥ stopper | Usually looking for 3NT
  - 2♠: 11+ | ♠ stopper | Usually looking for 3NT
  - 2NT: 11-12 hcp | ♥+♠ stoppers | Invites 3NT
  - 3♣: WK (6-10) | 5+♣ | Competitive raise
  - 3♥: SPLINTER | 11+ hcp | 6+♣ | 0-1 ♥
  - 3♠: SPLINTER | 11+ hcp | 6+♣ | 0-1 ♠
  - 3NT: GF (13-15) | ♥+♠ stoppers
  - 4♣: 5+♣ | Preemptive
- (2♦): Opps Bid
  - D: Neg X | 8+ hcp | At least one 4+ card major
  - 2♥: 11+ | 5+♥
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♦ stoppers | Usually no 4 card major
  - 3♣:
- (2♥): Opps Bid
  - D: Neg X | 9+ hcp | 4+♠
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♥ stoppers | No 4♠
  - 3♣:
  - 3♦: 13+ | 5+♦ | Usually without 4♠
  - 3NT: GF (13-15) | ♥ stoppers | No 4♠
- (2♠): Opps Bid
  - D: Neg X | 9+ hcp | 4+♥
  - 2NT: INV (11-12) | ♠ stoppers |
  - 3♣:
  - 3♦: 13+ | 5+♦ | Usually without 4♥
  - 3♥: 13+ | 5+♥
  - 3NT: GF (13-15) | ♠ stoppers | Usually without 4♥
- (2NT): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one suit)
  - 3♣: Non-forcing
  - 3♦: 13+ | 5+♣ |
  - 3♥: 11+ | 5+♠ |
  - 3♠: WK (6-10) | 5+♠ | Non-forcing
  - 3NT: To play | ♦+♥ stoppers | Natural, balanced
  - 4♣:
  - 4♠: To play
  - 5♣: To play. May be preemptive.
- (3♦): Opps Bid
  - D: Neg X | 10+ hcp |
- (3♥): Opps Bid
  - D: Neg X | 10+ hcp | Usually 4+♠ and no ♥ stopper
- (3♠): Opps Bid
  - D: Neg X | 11+ hcp | Usually 4+♥ and no ♠ stopper
1♦: 13+ | 4+♦ unless 4432 | Usually open 1♦ with 4-4 in minors
- 1♥: 6+ | 4+♥ |
  - 1♠: MIN (13-15) or MID (16-18) | 4♠ | 0-3 ♥ |
    - 1NT: WK (6-10) | 0-3 ♠ |
      - 2♣: MIN (13-15) or MID (16-18) | 4♣ | 4-5♦ | 4♥ |
        
        2♦: WK (6-10) | 3-4 ♦ |
        
        2♠: WK (6-10) | 3 ♠ |
        
        3♣: 8-10 | 4+♣ |
      - 2♠: 6+♦ | 5+♠ | ♦ > ♠ | May have minimum hcp.
      - 2NT: MID (16-18) |
      - 3♦: MID (16-18) | 6+♦ |
      - 3NT: 16-17 HCP | 6+ solid ♦ |
    - 2♣: 4th Suit Forcing | 13+ | Artificial game force
      - 2♥: 3♥ | any strength
      - 2♠: 4 strong ♠ | No ♣ stopper | 0-2 ♥
      - 2NT: ♣ stopper | 0-2♥ |
      - 3♦: Natural | Extra ♦ length OR no ♣ stopper | 0-2♥
      - 3♥: 3♥ | 5-4-3-1 shape
      - 3NT: ♣ stopper | 0-2♥ |
    - 2♦: WK (6-10) | 4+♦ | 0-3 ♠ |
      - 2NT: MID (16-18) | ♣ stopper |
      - 3NT: 16-17 HCP | 6+ strong ♦ | ♣ stopper |
    - 2♥: WK (6-10) | 6+♥ | 0-3 ♠ |
      - 2NT: MID (16-18) | ♣ stopper | 0-2 ♥ |
        
        3♦: 6-8 | 3-4 ♦ | Rejecting invite
        
        3♥: 6-8 | 6+♥ | Rejecting invite
        
        3NT: 8-10 | Accepting invite
      - 3♦: MID (16-18) | 6+♦ |
      - 3♥: MID (16-18) | 2-3 ♥ |
      - 3NT: 16-17 HCP | 6+ solid ♦ | ♣ stopper |
      - 4♥: 16-17 HCP | 2-3 ♥ | Usually solid ♦ |
    - 2♠: WK (6-10) | 4 ♠ |
      - 2NT: MID (16-18) | Invitational to 3NT or 4♠.
        
        3♠: 6-8 | Rejecting invite
        
        3NT: 8-10 | Accepting invite
        
        4♠: 8-10 | Accepting invite
      - 3♣: MID (16-18) | Game try bid.
        
        3♦: Counter-try. Can�t accept game try in clubs, but has a good diamond holding and game interest.
        
        3♥: Counter-try. Can�t accept game try in clubs, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite.
        
        3NT: 8-10 | Choice of 3N or 4♠ |
        
        4♠: 8-10 | Accepting invite.
      - 3♦: MID (16-18) | Game try bid
        
        3♥: Counter-try. Can�t accept game try in diamonds, but has a strong heart holding and game interest.
        
        3♠: 6-8 | Rejecting invite.
        
        3NT: 8-10 | Choice of 3N or 4♠ |
        
        4♠: 8-10 | Accepting invite.
      - 3♠: MID (16-18)
        
        4♠: 8-10 | Accepting invite.
    - 2NT: INV (11-12) | 0-3 ♠ | May have 5 ♥ |
      - 3♣:
      - 3♦: 12-13 | Rejecting invite.
      - 3♥: 14+ | Choice of 3NT or 4♥.
        
        3NT: 4 card ♥ suit
        
        4♥: 5 card ♥ suit
      - 3NT: 14+ | 0-2 ♥ |
    - 3♣: INV (11-12) | 5 ♥ | 5 ♣ |
      - 3♦:
      - 3♥: 12-13 | 3 ♥ |
      - 3NT: 14+ | 0-2 ♥ |
      - 4♥: 14+ | 3 ♥ |
    - 3♦: INV (11-12) | 4+♦ | 0-3 ♠ |
      - 3♥: 14+ | 3 ♥ | Choice of 3NT or 4♥.
        
        3NT: ♣ stopper | 4 card ♥ suit |
        
        4♥: 5 card ♥ suit
      - 3NT: 14+ | ♣ stopper | 0-2 ♥ |
    - 3♥: INV (11-12) | 6+♥ | 0-3 ♠ |
      - 3NT: 14+ | ♣ stopper | Usually singleton ♥
      - 4♥: 14-18 | 2-3 ♥ |
    - 3♠: INV (11-12) | 4 ♠ |
      - 4♣: Control showing cuebid. Slam interest. Subsequent non-spade bids
      - 4♦: Control showing cuebid. Slam interest. Denies ♣ control. Subsequent non-spade bids
      - 4♠: 14+ | No slam interest
      - 4NT: Blackwood (♠)
    - 3NT: GF (13-15) | 0-3 ♠ | Tends to deny 5 ♥.
    - 4♠: GF (13-15) | 4 ♠ |
    - 4NT: Blackwood (♠) | 4 ♠ |
  - 1NT: MIN (13-15) | No 4 card major
    - Pass: 1WK (6-10)
    - 2♣: WK (6-10) | 5+♣ |
    - 2♦: WK (6-10) | 4+♦ | Opener must pass.
    - 2♥: WK (6-10) | 6+♥ | Opener must pass.
    - 2♠: 5+♥ and 4+♠ (♥ > ♠) | Game forcing
    - 2NT: INV (11-12) | May have 5 ♥
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥.
        
        3NT: 4 card ♥ suit.
        
        4♥: 5 card ♥ suit.
      - 3NT: 14-15 | 0-2 ♥ |
    - 3♣: GF (13-15)+ |
      - 3♦: Denies 3 card ♥ support.
      - 3♥: 3 card ♥ support.
        
        4♥:
      - 3NT: 0-2 ♥ |
    - 3♦: INV (11-12) | 4+♦ |
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥.
        
        3NT: 4 card ♥ suit.
        
        4♥: 5 card ♥ suit.
      - 3NT: 14-15 | 0-2 ♥ |
    - 3♥: INV (11-12 | 6+♥
      - 3NT: 14-15 | Usually singleton ♥.
      - 4♥: 14-15 | 2-3 ♥ |
    - 3NT: GF (13-15) | Tends to deny 5 ♥s.
    - 4NT: 17-19 HCP | Quantitative | Natural invite to 6N. Non-forcing.
  - 2♣: MIN (13-15) or MID (16-18) | 4+♣ | 0-3 ♥ |
    - 2♦: WK (6-10) | 3+♦ |
      - 2♥: MID (16-18) | 3 ♥ |
      - 2♠: MID (16-18)
      - 2NT: MID (16-18) | ♠ stopper |
        
        3NT: 8-10 |
    - 2♥: WK (6-10) | 6+♥ |
      - 2NT: MID (16-18) with ♠ stoppers.
      - 3♥: MID (16-18) | 2-3 ♥ |
    - 2NT: INV (11-12) | ♠ stopper | May have 5 ♥s.
      - 3♣: 12-13 | Rejecting invite.
      - 3♦: 14-18 | 6♦ | 4♣ |
      - 3♥: 14-18 | 3 ♥ | Choice of 3NT or 4♥.
        
        3NT: 4 card ♥ suit.
        
        4♥: 5 card ♥ suit.
      - 3NT: 14-18 | 0-2 ♥
    - 3♣: INV (11-12) | 4+♣
      - 3♥: 14-15 | 3 ♥ | Choice of games
      - 3NT: 14-15 | ♠ stoppers | 0-2 ♥ |
    - 3♥: INV (11-12) | 6+♥ |
      - 3NT: 14-15 | ♠ stopper | Usually singleton ♥.
      - 4♥: 14-15 | 2-3 ♥ |
    - 3NT: GF (13-15) | ♠ stopper | Usually only 4 ♥ |
  - 2♦: MIN (13-15) | 6+♦ | 0-3 ♥ |
    - 2♥: WK (6-10) | 6+♥ | Opener is expected to pass.
    - 2♠: 5+♥ and 4+♠ (♥ > ♠) | Game forcing
    - 2NT: INV (11-12) |
      - Pass: 112-13. Rejecting invite.
      - 3♣: 12-13 | 6♦ | 4♣ |
      - 3♦: 12-13 | Rejecting invite.
      - 3♥: 14-15 | 3 ♥ | Choice of 3NT or 4♥.
        
        3NT: 4 card ♥ suit.
        
        4♥: 5 card ♥ suit.
      - 3NT: 14-15 | 0-2 ♥ |
    - 3♦: INV (11-12) | 3+♦ |
      - 3♥: 14-15 | 3 ♥ | Choice of games
      - 3♠: 14-15 | ♠ stopper | Implies no ♣ stopper
      - 3NT: 14-15 | ♠ + ♣ stoppers |
    - 3NT: GF (13-15) | ♣ + ♠ stoppers |
  - 2♥: MIN (13-15) | 4 ♥ |
    - 2♠: INV (11-12) | Game try bid.
      - 2NT: 12-13 | Balanced.
      - 3♣: Counter-try. Can�t accept game try in ♠, but has a strong ♣ holding and game interest.
      - 3♦: Counter-try. Can�t accept game try in ♠, but has a strong ♦ holding and game interest.
      - 3♥: 12-13 | Rejecting invite.
      - 3♠: 14-15 | 4 ♠ | Choice of games
      - 3NT: 14-15 | Choice of 3NT or 4♥
      - 4♥: 14-15 | Accepting invite.
    - 2NT: INV (11-12) | Invites game in 3NT or 4♥ | Non-forcing
      - 3♥: 12-13 | Rejecting invite
      - 3NT: 14-15 | Accepting invite
      - 4♥: 14-15 | Accepting invite
    - 3♣: INV (11-12) | Game try bid.
      - 3♦: Counter-try. Can�t accept game try in ♣, but has a strong ♦ holding and game interest.
      - 3♥: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♥.
      - 4♥: 14-15 | Accepting invite.
    - 3♦: INV (11-12) | Game try bid.
      - 3♥: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♥.
      - 4♥: 14-15 | Accepting invite.
    - 3♥: INV (11-12) | Game try bid.
      - 3NT: 14-15 | Choice of 3NT or 4♥.
      - 4♥: 14-15 | Accepting invite.
    - 3♠: SPLINTER | 16+ | 0-1 ♠ | Subsequent non-♥ suit bids
    - 3NT: GF (13-15) | Balanced, 4 card ♥ suit | Choice of 3NT or 4♥.
    - 4♣: SPLINTER | 16+ | 0-1 ♣ | Subsequent non-♥ suit bids
    - 4♦: SPLINTER | 16+ | 0-1 ♦ | Subsequent non-♥ suit bids
    - 4♥: GF (13-15) |
    - 4NT: Blackwood (♥)
  - 2♠: MAX (19-21) | Strong Jump Shift.
  - 2NT: 18-19 HCP | Balanced | 2-3♥ | May have 4♠
    - 3♣: Often looking for 3 card ♥ support
    - 3♦: 5-6 | 5+♦
    - 3♥: 6+♥
    - 3♠: 7+ | 4♠ | 5♥
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MAX (19-21) | Strong Jump Shift
  - 3♦: MID (16-18) | 6+♦ |
  - 3♥: MID (16-18) | 4 ♥ |
    - 3NT: 9-12 | Choice of 3NT or 4♥
  - 3♠: SPLINTER | 19+ | 4 ♥ | 0-1 ♠ | Subsequent non-♥ suit bids
    - 3NT: Usually 10-12 | Balanced, strong ♠ holding | No slam interest
    - 4♣: Control showing cuebid. Subsequent non-♥ suit bids
    - 4♦: Control showing cuebid. Denies ♣ control. Subsequent non-♥ suit bids
    - 4♥: Minimum hand, suggests wasted values in ♠. No slam interest.
    - 4NT: Blackwood (♥)
  - 3NT: 16-17 HCP | 0-3 ♥ | 6+ solid ♦ |
  - 4♣: SPLINTER | 19+ | 4 ♥ | 0-1 ♣ | Subsequent non-♥ suit bids
    - 4♦: Control showing cuebid. Subsequent non-♥ suit bids
    - 4♥: Minimum hand, suggests wasted values in ♣. No slam interest.
    - 4♠: Control showing cuebid. Subsequent non-♥ suit bids
    - 4NT: Blackwood (♥)
  - 4♦: 4♥ | 6+ solid ♦ |
    - 4♥: Minimum hand. No slam interest.
    - 4♠: Control showing cuebid. Subsequent non-♥ suit bids
    - 4NT: Blackwood (♥)
  - 4♥: MAX (19-21) | 4 ♥ |
  - 4NT: Blackwood (♥)
- 1♠: 6+ | 4+♠ |
  - 1NT: MIN (13-15) | 0-3 ♠ |
    - 2♣: WK (6-10) | 5+♣ | Opener is expected to pass.
    - 2♦: WK (6-10) | 4+♦ | Opener must pass.
    - 2♥: WK (6-10) | 5+♠ | 4+♥ | Choice of 2♥ or 2♠
      - 2♠: 3♠ |
    - 2♠: WK (6-10) | 6+♠ | Opener must pass
    - 2NT: INV (11-12) | May have 5 ♠s.
      - 3♠: 14-15 | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14-15 | 0-2 ♠ |
    - 3♣: GF (13-15) | 4+♣ |
      - 3♠: 3 ♠ |
    - 3♦: INV (11-12) | 5+♦
      - 3♠: 14-15 | 3 ♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14-15 | 0-2 ♠ |
    - 3♥: GF (13-15) | 4+♥ | 5+♠
      - 3♠: 3 card ♠ support.
      - 3NT: Denies 3 ♠ or 4 ♥.
      - 4♥: 4 card ♥ support
    - 3♠: INV (11-12) | 6+♠
      - 3NT: 14-15 | Usually singleton ♠.
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | Tends to deny 5 ♠.
    - 4NT: 17-19 HCP | Balanced | Quantitative. Natural invite to 6NT. Non-forcing.
  - 2♣: MIN (13-15) or MID (16-18) | 4+♣ |
    - 2♦: WK (6-10) | 3+♦ |
      - 2♥: MID (16-18) | 3-4 ♥ | Usually trying for 3NT
      - 2♠: MID (16-18) | 3 ♠ |
      - 2NT: MID (16-18) | ♥ stopper | Invites 3NT
        
        3NT: 8-10 | Accepting invite
    - 2♥: 4th Suit Forcing | 13+ | Artificial game force
      - 2♠: 3♠ | any strength
      - 2NT: ♥ stopper | 0-2♠ | 2-3♥
      - 3♣: Natural | Extra ♣ length OR no ♥ stopper | 0-2♠
      - 3♦: Natural | Extra ♦ length OR no ♥ stopper | 0-2♠
      - 3♥: 4♥ | any strength
      - 3♠:
      - 3NT: ♥ stopper | 0-2♠ | 2-3♥ |
    - 2♠: WK (6-10) | 6+♠ |
      - 2NT: MID (16-18) | ♥ stopper | 0-2 ♠ |
      - 3♠: MID (16-18) | 2-3 ♠ |
    - 2NT: INV (11-12) | ♥ stopper | May have 5 ♠
      - 3♣: 12-13 | 5♦ + 5♣ | Rejecting invite.
      - 3♦: 14+ | 6♦ | 4♣
      - 3♠: 14+ | 3 ♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14+ | 0-2 ♠
    - 3♣: INV (11-12) | 4+♣
      - 3♠: 14-15 | 3 ♠ |
      - 3NT: 14-15 | ♥ stopper | Tends to deny 3 card ♠ support.
    - 3♠: INV (11-12) | 6+♠ |
      - 3NT: 14-15 | ♥ stopper | Usually singleton ♠.
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | ♥ stopper | Tends to deny 5 ♠ |
  - 2♦: MIN (13-15) | 6+♦ (rarely 5) |
    - 2♥: 11+ | 4+♥
    - 2♠: WK (6-10) | 6+♠ | Opener is expected to pass.
    - 2NT: INV (11-12) |
      - 3♣: 12-13 | 6♦ | 4♣ | Rejecting invite
      - 3♦: 12-13 | 6+♦ | Rejecting invite
      - 3♠: 14-15 | 3 ♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14-15 | 0-2 ♠ | Accepting invite.
    - 3♣: 13+ | 4+♣ | Technically natural but often checking for 3 card ♠ support.
      - 3♦: 6+♦ | 0-2 ♠ |
      - 3♠: 3 card ♠ support |
      - 3NT: ♥ stopper | 0-2 ♠ |
    - 3♦: INV (11-12) | 3+♦ |
      - 3♥: 14-15 | ♥ stopper | Implies no ♣ stopper
      - 3♠: 14-15 | 3 ♠ |
      - 3NT: 14-15 | Tends to deny 3 card ♠ support.
    - 3♠: INV (11-12) | 6+♠ |
      - 3NT: 14-15 | Usually singleton ♠.
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | ♣ + ♥ stoppers | Usually only 4 ♠ |
  - 2♥: REVERSE | 17+ | 5+♦ and 4+♥| ♦ longer than ♥|
    - 2♠: 5+♠ | Any strength | Does not promise another call if opener makes a minimum rebid
    - 2NT: ARTIFICIAL | Only 4♠ | 6-8 pts | Wants to sign-off at the 3-level.
    - 3♣: ARTIFICIAL | Only 4♠ | Asks opener to make another descriptive bid (i.e. NT with a ♣ stopper)
    - 3♦: 8+ | 3+♦
    - 3♥: 8+ | 4♥
    - 3♠: 8+ | 6+♠
    - 3NT: 8+ | ♣ stopper | Only 4♠ | Natural, no slam interest.
    - 4♦: 4+♦ | Distributional, slam interest.
    - 4♥: 4♥ | No slam interest.
  - 2♠: MIN (13-15) | 4 ♠ |
    - 2NT: INV (11-12) | Invites 3NT or 4♠.
      - 3♠: 12-13 | Rejecting invite
      - 3NT: 14-15 | Accepting invite, also balanced. Non-forcing.
      - 4♠: 14-15 | Accepting invite
    - 3♣: INV (11-12) | Game try bid.
      - 3♦: Counter-try. Can�t accept game try in ♣, but has a strong ♦ holding and game interest.
      - 3♥: Counter-try. Can�t accept game try in ♣, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced, strong ♥/♦ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3♦: INV (11-12) | Game try bid.
      - 3♥: Counter-try. Can�t accept game try in ♦, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced, strong ♣/♥ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3♥: INV (11-12) | Game try bid.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced, strong ♣/♦ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3♠: INV (11-12) | Game try bid.
      - 3NT: 14-15 | Choice of 3NT or 4♠ | Balanced, strong ♣/♥ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3NT: GF (13-15) | Choice of 3NT or 4♠ | Balanced
    - 4♣: SPLINTER | 16+ | 0-1 ♣ | Subsequent non-♠ suit bids
    - 4♦: SPLINTER | 16+ | 0-1 ♦ | Subsequent non-♠ suit bids
    - 4♥: SPLINTER | 16+ | 0-1 ♥ | Subsequent non-♠ suit bids
    - 4♠: GF (13-15) |
    - 4NT: Blackwood (♠)
  - 2NT: 18-19 HCP | Balanced | 2-3♠ | May have 4♥
    - 3♣: Often looking for 3 card ♠ support
    - 3♦: 5-6 | 5+♦
    - 3♥: 7+ | 4-5♥ | 5♠
    - 3♠: 6+♠
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MAX (19-21) | Strong Jump Shift.
  - 3♦: MID (16-18) | 6+♦ | 0-3 ♠ |
    - 3♥: 8+ | ♥ values | Usually looking for best game (3NT/4♠/5♦)
    - 3♠: 8+ | 5+♠
    - 3NT: 8+ | ♣/♥ stoppers |
  - 3♥: SPLINTER | 14+ hcp | 4♠ | 0-1♥ | Forcing to 3♠.
    - 3♠: Minimum | Suggests wasted values in ♥.
    - 3NT: Usually 10-12. Strong ♥ holding, notrump-oriented values.
    - 4♣: 11+ | Control showing cuebid | Subsequent non-♠ suit bids
    - 4♦: 11+ | Control showing cuebid | Subsequent non-♠ suit bids
    - 4♠: No slam interest
    - 4NT: Blackwood (♠)
  - 3♠: MID (16-18)
    - 4♣: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♦: Control showing cuebid. Denies ♣ control. Subsequent non-♠ suit bids
    - 4♥: Control showing cuebid. Denies ♣ or ♦ control. Subsequent non-♠ suit bids
    - 4♠: 8-12 | No slam interest
    - 4NT: Blackwood (♠)
  - 3NT: ~16-17 hcp | 6+ solid ♦ |
  - 4♣: SPLINTER | 19+ | 4 ♠ | 0-1 ♣ | Subsequent non-♠ suit bids
    - 4♦: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♥: Control showing cuebid. Denies ♦ control. Subsequent non-♠ suit bids
    - 4♠: Minimum hand, suggests wasted values in ♣. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♦: 4♠ | 6+ strong ♦ |
    - 4♥: Control showing cuebid. Subsequent non-♠ suit bids
    - 4♠: Minimum hand. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♥: SPLINTER | 19+ | 4 ♠ | 0-1 ♥ | Subsequent non-♠ suit bids
    - 4♠: Minimum hand, suggests wasted values in ♥. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♠: MAX (19-21) | 4♠ |
  - 4NT: Blackwood (♠)
- 1NT: WK (6-10) | No 4 card major |
  - 2♣: MIN (13-15) or MED (16-18) | 4+♣ |
    - 2♦: WK (6-10) | 3+♦ |
    - 3♣: 8-10(+) | 4+♣ (usually 5) | 2♣ bid improved hand
  - 2♦: MIN (13-15) | 6+♦ (rarely 5) | Responder must pass.
  - 2♥: REVERSE | 17+ | 5+♦ and 4+♥| ♦ longer than ♥|
    - 2♠: 8-10 | ♠ values
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 8-10 | ♣ values
    - 3♦: 6-8 | 3+♦
    - 3NT: 8-10 | ♣+♠ stoppers
  - 2♠: REVERSE | 17+ | 5+♦ and 4+♠| ♦ longer than ♠|
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 8-10 | ♣ values
    - 3♦: 6-8 | 3+♦
    - 3♥: 8-10 | ♥ values
    - 3NT: 8-10 | ♣+♥ stoppers
  - 2NT: MID (16-18) | May have a 4 card major
    - 3NT: 8-10 |
  - 3♣: MAX (19-21) | 4+♣ | Strong Jump Shift.
  - 3♦: MID (16-18) | 6+♦
  - 3NT:
- 2♣: 11+. [Avoid this bid if possible]
  - 2♦: Catch-all rebid.
  - 2♥: 14+
  - 2♠: 14+
  - 2NT: 14+
  - 3♣: 14+
  - 3♥: Splinter Raise. 16+, 5+ card ♣ support.
  - 3♠: Splinter Raise. 16+, 5+ card ♣ support.
  - 3NT:
- 2♦: WK (6-10) | 4+♦ |
  - 2♥: 16+ | ♥ values | Usually a try for NT.
  - 2♠: 16+ | ♠ values | Usually a try for NT.
  - 2NT: 16+ | ♥+♠ stoppers |
  - 3♦: MED (16-18) | 5+♦ |
  - 3♥: SPLINTER | MAX (19-21) | 5+♦ | 0-1 ♥ | Slam interest.
  - 3♠: SPLINTER | MAX (19-21) | 5+♦ | 0-1 ♠ | Slam interest.
  - 3NT:
- 2♥: 17+ | Strong Jump Shift.
- 2♠: 17+ | Strong Jump Shift.
- 2NT: INV (11-12) | No 4 card major |
  - 3♦: 12-13 | Rejecting invite.
  - 3NT: 14+ | Accepting invite. No slam interest.
- 3♣: 17+ | Strong Jump Shift | No 4 card major
- 3♦: INV (11-12) | 5+♦ | No 4 card major
  - 3♥: 14+ | ♥ values | Usually a try for 3NT.
  - 3♠: 14+ | ♠ values | Usually a try for 3NT.
  - 3NT: 14+ | Stoppers, no slam interest.
- 3♥: SPLINTER | 11+ hcp | 6+♦ | 0-1♥ | No 4 card major
  - 3NT: Balanced minimum with strong ♥ holding. No slam interest.
- 3♠: SPLINTER | 11+ hcp | 6+♦ | 0-1♠ | No 4 card major
  - 3NT: Balanced minimum with strong ♠ holding. No slam interest.
- 3NT: GF (13-15) | Balanced | No 4 card major
- (D): Opps Bid
  - RD: 10+ HCP | Usually balanced | Any later Dbl by responder or opener
  - 1♥: 6+ | 4+♥
  - 1♠: 6+ | 4+♠
  - 1NT: 7-10 | Balanced | May have a weak 4 card major
  - 2♣: 6-9 | good 6+♣ | To play.
  - 2♦: WK (6-10) | 4+♦ (usually 5+!)
  - 2♥: 6+♥ | Usually <8 hcp
  - 2♠: 6+♠ | Usually <8 hcp
  - 2NT: INV (11-12) | Balanced with stoppers. Non-forcing
  - 3♣:
  - 3♦: 5+♦ | Usually <8 hcp
  - 3♥:
  - 3♠:
  - 3NT: To play.
  - 4♦:
  - 5♦: To play. Often preemptive.
- (1♥): Opps Bid
  - D: Neg X | 6+ pts, exactly 4♠ | Does not promise ♣
  - 1♠: 6+ | 5+♠
  - 1NT: WK (6-10) | No 4♠ | ♥ stopper
  - 2♣: 11+ | 5+♣
  - 2♦: WK (6-10) | 4+♦ (usually 5+) | No 4♠
  - 2♥: 11+ | 5+♦ | Inv or better ♦ raise | No 4♠
  - 2♠: Weak jump shift
  - 2NT: INV (11-12) | ♥ stoppers | Balanced without 4♠
  - 3♦: <8 hcp | 5+♦ | Usually without 4♠
  - 3♠:
  - 3NT: GF (13-15) | ♥ stoppers | No 4♠
  - 4♦:
  - 4♠: To play
- (1♠): Opps Bid
  - D: Neg X | 6+ pts with 4♥ | or | 5-10 pts with 5+♥
  - 1NT: WK (6-10) | ♠ stopper | Balanced, usually without 4♥
  - 2♣: 11+ | 5+♣
  - 2♦: WK (6-10) | 4+♦ (usually 5+) | No 4♥
  - 2♥: 11+ | 5+♥
  - 2♠: 11+ | 5+♦ | Inv or better ♦ raise | No 4♥
  - 2NT: INV (11-12) | ♠ stoppers | Balanced without 4♥
  - 3♦: <8 hcp | 5+♦ | Usually without 4♥
  - 3NT: GF (13-15) | ♠ stoppers | Balanced without 4♥
  - 4♦:
  - 4♥: To play
- (2♣): Opps Bid
  - D: Neg X | 8+ hcp | At least one 4+ card major
  - 2♥: 11+ | 5+♥
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♣ stoppers | No 4 card major
  - 3♣:
  - 3♦:
  - 3NT: GF (13-15) | ♣ stoppers | No 4 card major
- (2♦): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one major)
  - 2♥: 11+ | ♥ stopper | Usually looking for 3NT
  - 2♠: 11+ | ♠ stopper | Usually looking for 3NT
  - 2NT: 11-12 hcp | ♥+♠ stoppers | Invites 3NT
  - 3♣:
  - 3♦: WK (6-10) | 5+♦ | Competitive raise
  - 3♥: SPLINTER | 11+ hcp | 6+♦ | 0-1 ♥
  - 3♠: SPLINTER | 11+ hcp | 6+♦ | 0-1 ♠
  - 3NT: GF (13-15) | ♥+♠ stoppers
  - 4♦: 5+♦ | Preemptive
- (2♥): Opps Bid
  - D: Neg X | 9+ hcp | 4+♠
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♥ stoppers | No 4♠
  - 3♣: 11+ | 5+♣ | Usually without 4♠
  - 3♦:
  - 3NT: GF (13-15) | ♥ stoppers | No 4♠
- (2♠): Opps Bid
  - D: Neg X | 9+ hcp | 4+♥
  - 2NT: INV (11-12) | ♠ stoppers |
  - 3♣: 11+ | 5+♣ | Usually without 4♥
  - 3♦:
  - 3♥: 13+ | 5+♥
  - 3NT: GF (13-15) | ♠ stoppers | Usually without 4♥
- (2NT): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one suit)
  - 3♣: 11+ | 5+♦
  - 3♦: WK (6-10) | 5+♦
  - 3♥: 11+ | 5+♠
  - 3♠: WK (6-10) | 5+♠ | Non-forcing
  - 3NT: To play | ♣+♥ stoppers | Natural, balanced
  - 4♦:
  - 4♠: To play
  - 5♦: To play. May be preemptive.
- (3♣): Opps Bid
  - D: Neg X | 10+ hcp | At least one 4+ card major
- (3♥): Opps Bid
  - D: Neg X | 11+ | 4♠
- (3♠): Opps Bid
  - D: Neg X | 13+ | 4♥
1♥: 13-21 | 5+♥
- 1♠: 6+ | 4+♠ | If 6-10, 0-2 ♥
  - 1NT: MIN (13-15) | 5 ♥ | 0-3 ♠
    - 2♣: WK (6-10) | 4 ♠ | 5+♣ | Opener must pass.
    - 2♦: WK (6-10) | 4 ♠ | 5+♦ | Opener must pass.
    - 2♥: INV (11-12) | 3 ♥
    - 2♠: WK (6-10) | 6+♠ | Opener must pass.
    - 2NT: INV (11-12) | May have 5 ♠
      - 3♠: 14-15 | 3 ♠ | Choice of 3NT or 4♠
      - 3NT: 14-15 | 0-2 ♠
    - 3♣: GF (13-15) or better | 5+♠ | 4+♣ (rarely 3)
      - 3♥: 0-2 ♠ | no ♦ stopper
        
        3♠: Either a) 6 ♠ or b) 5 strong ♠ without ♦ stop
        
        3NT: ♦ stopper
      - 3♠: 3 ♠ |
      - 3NT: 0-2 ♠ | ♦ stopper
    - 3♦: GF (13-15) or better | 5+♠ | 4+♦ (rarely 3)
      - 3♥: 0-2 ♠ | no ♣ stopper
        
        3♠: Either a) 6 ♠ or b) 5 strong ♠ without ♣ stop
        
        3NT: ♣ stopper
      - 3♠: 3 ♠ |
      - 3NT: 0-2 ♠ | ♣ stopper
    - 3♥: GF (13-15) or better | 3-4 ♥ | [Bid 2♥ to invite]
    - 3♠: INV (11-12) | 6+♠ | 0-2 ♥ |
      - 3NT: 14-15 | Usually singleton ♠.
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | Tends to deny 5 ♠
    - 4♥: GF (13-15) | 3-4 ♥ |
    - 4NT: 17-19 HCP | Quantitative, natural invite to 6NT. Non-forcing.
  - 2♣: MIN (13-15) or MID (16-18) | 4+♣ |
    - 2♦: 4th Suit Forcing | 13+ | Artificial game force
      - 2♥: Natural | Extra ♥ length OR no ♦ stopper | 0-2♠
      - 2♠: 3♠ | any strength
      - 2NT: ♦ stopper | 0-2♠
      - 3♣: Natural | Extra ♣ length OR no ♦ stopper | 0-2♠
      - 3♥: 6+ solid ♥ | 0-2♠ | 14+
      - 3♠:
      - 3NT: ♦ stopper | 0-2♠
    - 2♥: WK (6-10) | 2 ♥ |
      - 2♠: MID (16-18) | 3 ♠ |
        
        3NT: 8-10 | ♦ stopper
        
        4♠: 8-10
      - 2NT: MID (16-18) | ♦ stopper | 0-2 ♠ |
        
        3NT: 8-10
    - 2♠: WK (6-10) | 6+♠
      - 2NT: MID (16-18)| ♦ stopper
      - 3♠: MID (16-18) | 2-3 ♠ |
    - 2NT: INV (11-12) | May have 5 ♠
      - 3♣: 12-13 | 5+♣ | Rejecting invite
      - 3♠: 14+ | 3 ♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14+ | 0-2 ♠ | Accepting invite.
    - 3♣: INV (11-12) | 4+♣
      - 3♥: 14+ | 6♥ + 4♣ |
      - 3♠: 14+ | 3♠ | Choice of games
      - 3NT: 14+ | ♦ stopper | Usually no 3♠ |
    - 3♠: INV (11-12) | 6+♠
      - 3NT: 14+ | ♦ stopper | Usually singleton ♠
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | ♦ stopper |
  - 2♦: MIN (13-15) or MID (16-18) | 4+♦
    - 2♥: WK (6-10) | 2♥ |
      - 2♠: MID (16-18) | 3♠ |
      - 2NT: MID (16-18) | ♣ stopper | 0-2 ♠ |
        
        3NT: 8-10
    - 2♠: WK (6-10) | 6+♠ |
      - 2NT: MID (16-18) | ♦ stopper | Usually singleton ♠ |
      - 3♥: MID (16-18) | 6♥ + 4♦ |
      - 3♠: MID (16-18) | 2-3 ♠ |
    - 2NT: INV (11-12) | May have 5 ♠
      - 3♦: 12-13 | 5+♦ | Rejecting invite.
      - 3♠: 14+ | 3♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14+ | 0-2 ♠ |
    - 3♣: 4th Suit Forcing | 13+ | Artificial game force
      - 3♦: Natural | Extra ♦ length OR no ♣ stopper | 0-2♠
      - 3♥: Natural | Extra ♥ length OR no ♥ stopper | 0-2♠
      - 3♠: 3♠ | any strength
      - 3NT: ♣ stopper | 0-2♠
    - 3♦: INV (11-12) | 4+♦ |
      - 3♥: 14+ | 6♥ + 4♦ (might be only 5 if no ♣ stop)
      - 3♠: 14+ | 3♠ | Choice of games.
      - 3NT: 14+ | ♣ stopper | No slam interest.
    - 3♥: INV (11-12) | 3-4 ♥ |
      - 3♠: Control showing cuebid. Later non-♥ suit bids
      - 4♣: Control showing cuebid. Later non-♥ suit bids
      - 4♦: Control showing cuebid. Later non-♥ suit bids
      - 4♥: 14+ | No slam interest.
      - 4NT: Blackwood (♥)
    - 3♠: INV (11-12) | 6+♠ |
      - 3NT: 14+ | ♣ stopper | Usually singleton ♠.
      - 4♠: 14-15 | 2-3 ♠ |
    - 3NT: GF (13-15) | ♣ stopper |
  - 2♥: MIN (13-15) | 6+♥ |
    - 2♠: WK (6-10) | 6+♠ | Opener is expected to pass.
    - 2NT: INV (11-12) | 0-1 ♥ | ♣+♦ stoppers
      - 3♣: 12-13 | 6♥ + 4♣ | Rejecting invite.
      - 3♦: 12-13 | 6♥ + 4♦ | Rejecting invite.
      - 3♠: 14-15 | 3♠ | Choice of 3NT or 4♠.
        
        3NT: 4 card ♠ suit.
        
        4♠: 5 card ♠ suit.
      - 3NT: 14-15 | 0-2 ♠ | Accepting invite.
    - 3♣: 13+ | Often checking for 3 card ♠ support.
      - 3♦: 4♦ | 0-2 ♠|
      - 3♥: 6+♥ | 0-2 ♠|
      - 3♠: 3♠ |
      - 3NT: ♦ stopper | 0-2 ♠|
    - 3♦: 13+ | Often checking for 3 card ♠ support.
      - 3♥: 0-2♠ |
      - 3♠: 3♠ |
      - 3NT: ♦ stopper | Tends to deny 3♠|
    - 3♥: INV (11-12) | 2♥ | (can be 3♥ with a bad 11)
    - 3♠: INV (11-12) | 6+♠ | Usually 0-1♥|
      - 3NT: 14-15 | 0-1 ♠|
      - 4♠: 14-15 | 2-3 ♠|
    - 3NT: GF (13-15) | ♣+♦ stoppers |
    - 4♣: SPLINTER | 11+ hcp | 3♥ | 0-1 ♣ | Slam interest
    - 4♦: SPLINTER | 11+ hcp | 3♥ | 0-1 ♦ | Slam interest
    - 4♥: GF (13-15) with 2♥ -or- INV (11-12)+ with 3♥
  - 2♠: MIN (13-15) | 4♠|
    - 2NT: INV (11-12) | Invites game in 3NT or 4♠. Non-forcing.
      - 3♠: 12-13 | Rejecting invite
      - 3NT: 14-15 | Accepting invite, balanced hand
      - 4♠: 14-15 | Accepting invite
    - 3♣: INV (11-12) | Game try bid.
      - 3♦: Counter-try. Can�t accept game try in ♣, but has a strong ♦ holding and game interest.
      - 3♥: Counter-try. Can�t accept game try in ♣, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠. Strong ♥/♦ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3♦: INV (11-12) | Game try bid.
      - 3♥: Counter-try. Can�t accept game try in ♦, but has a strong ♥ holding and game interest.
      - 3♠: 12-13 | Rejecting invite.
      - 3NT: 14-15 | Choice of 3NT or 4♠. Strong ♥/♣ holdings.
      - 4♠: 14-15 | Accepting invite.
    - 3♥: INV (11-12) | Invites 4♥ or 4♠ |
      - 3♠: 12-13 | Rejecting invite.
      - 4♥: 14-15 | Accepting invite.
      - 4♠: 14-15 | Accepting invite.
    - 3♠: INV (11-12)
      - 4♠: 14-15 | Accepting invite.
    - 3NT: GF (13-15) | Choice of 3NT or 4♠. Balanced hand, strong ♣/♦ holdings.
    - 4♣: SPLINTER | 16+ | 0-1 ♣ | Later non-♠ suit bids
    - 4♦: SPLINTER | 16+ | 0-1 ♦ | Later non-♠ suit bids
    - 4♥: GF (13-15) | Choice of 4♥ or 4♠
    - 4♠: GF (13-15)
    - 4NT: Blackwood (♠)
  - 2NT: 18-19 HCP | Balanced | 2-3♠
    - 3♣: 7+ | 3+C | Often looking for 3 card ♠ support
    - 3♦: 7+ | 3+♦ | Often looking for 3 card ♠ support
    - 3♥: 11+ | 3-4♥ | Slam interest
    - 3♠: 6+♠
    - 3NT: 7+ | Balanced | No slam interest
  - 3♣: MAX (19-21) | Strong Jump Shift.
  - 3♦: MAX (19-21) | Strong Jump Shift.
  - 3♥: MID (16-18) | 6+♥ | 0-3 ♠ |
    - 3♠: 8+ | 5+♠
    - 3NT: 8+ | ♣+♦ stoppers | Usually 0-1 ♥ |
    - 4♣: 8+ | 4+♣
    - 4♦: 8+ | 4+♦
    - 4♥: 8+ | 2♥ | No slam interest.
    - 4NT: Blackwood (♥)
  - 3♠: MID (16-18) | 4♠ |
    - 3NT: 8+ | Choice of 3N or 4♠
    - 4♣: Control showing cuebid. Later non-♠ suit bids
    - 4♦: Control showing cuebid. Denies ♣ control. Later non-♠ suit bids
    - 4♥: Control showing cuebid. Denies ♣ or ♦ control. Later non-♠ suit bids
    - 4♠: 8+ | No slam interest
    - 4NT: Blackwood (♠)
  - 3NT:
  - 4♣: SPLINTER | 19+ | 4 ♠ | 0-1 ♣ | Subsequent non-♠ suit bids
    - 4♦: Control showing cuebid. Later non-♠ suit bids
    - 4♥: Control showing cuebid. Denies ♦ control. Later non-♠ suit bids
    - 4♠: Minimum hand, suggests wasted values in ♣. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♦: SPLINTER | 19+ | 4 ♠ | 0-1 ♦ | Subsequent non-♠ suit bids
    - 4♥: Control showing cuebid. Later non-♠ suit bids
    - 4♠: Minimum hand, suggests wasted values in ♦. No slam interest.
    - 4NT: Blackwood (♠)
  - 4♥:
    - 4NT: Blackwood (♥)
  - 4♠: MAX (19-21) | 4♠ |
  - 4NT: Blackwood (♠)
- 1NT: WK (6-10) | 0-2 ♥ | 0-3 ♠ | May be unbalanced
  - 2♣: MIN (13-15) or MID (16-18) | 4+♣ |
    - 2♦: WK (6-10) | 5+♦ | 0-2 ♥ |
    - 2♥: WK (6-10) | 2 ♥ |
      - 2♠: MID (16-18) | ♠ values | Usually looking for 3NT
      - 2NT: MID (16-18) |
        
        3NT: 8-10
      - 3♦: MID (16-18) | ♦ values | Usually looking for 3NT
    - 3♣: 8-10 | 4+♣ |
      - 3♦: 14+ | ♦ values | Usually looking for 3NT
      - 3♥: 14+ | 6♥ + 4♣ |
      - 3♠: 14+ | ♠ values | Usually looking for 3NT
      - 3NT: 14+ |
  - 2♦: MIN (13-15) or MID (16-18) | 4+♦ |
    - 2♥: WK (6-10) | 2 ♥ |
      - 2NT: MID (16-18) |
        
        3NT: 8-10
      - 3♣: MID (16-18) | ♣ values | Usually looking for 3NT
    - 3♦: 8-10 | 4+♦ |
      - 3♥: 14+ | 6♥ + 4♦ |
      - 3♠: 14+ | ♠ values | Usually looking for 3NT
      - 3NT: 14+ |
  - 2♥: MIN (13-15) | 6+♥ |
  - 2♠: REVERSE | 17+ | 5+♥ and 4+♠ | ♥ longer than ♠|
    - 2NT: 6-8 | Natural, non-forcing
    - 3♣: 8-10 | ♣ values
    - 3♦: 8-10 | ♦ values
    - 3♥: 6-8 | 2♥
    - 3♠: 6-8 | 3♠
  - 3♥: MID (16-18) | 6+♥
    - 3NT: 8-10 | 0-1♥|
    - 4♥: 8-10 | 2♥ |
  - 4♥:
- 2♣: 11+ | 4+♣
  - 2♦: Any strength | 4+♦ |
    - 2♥: INV (11-12) | 3-4 ♥ | Non-forcing
      - 2♠: 14-15* | Game try bid. *or slam interest
      - 2NT: Non-forcing.
      - 3♣: 14-15* | Game try bid. *or slam interest
      - 3♦: 14-15* | Game try bid. *or slam interest
      - 3♥: Invites 4♥
      - 3♠: SPLINTER | 0-1♠ | Slam interest
      - 3NT: Choice of 3NT or 4♥
      - 4♣: SPLINTER | 0-1♣ | Slam interest
      - 4♦: SPLINTER | 0-1♠ | Slam interest
      - 4♥: 14+ | Accepting invite. No slam interest.
    - 2♠: 13+ | ♠ values | Natural, game forcing
      - 2NT:
      - 3♣: 3+♣ | any strength
      - 3♦: 5+♦ | any strength
      - 3♥: 6♥ | 4♦ |
      - 3♠: 4 ♠ |
      - 3NT:
    - 2NT: INV (11-12) | Non-forcing
      - 3♣: 4♣ |
      - 3♦: 5♦ |
      - 3♥: 6♥ | 4♦ |
      - 3NT: 14+ | No slam interest
      - 4♥: 6♥ | 4♦ |
      - 4NT: Quantitative 4N | Natural, invites 6NT
    - 3♣: INV (11-12) | 6+♣ | Non forcing
      - 3♦:
      - 3♥: 14+ | 6♥ | 5♦ |
      - 3♠: Looking for a ♠ stopper -or- slam interest in ♣
      - 3NT: 14+ | ♠ stopper
      - 4♣: 3+♣ | Slam interest
      - 4♥: 6+ solid ♥ |
    - 3♦: INV (11-12) | 4+♦ | Non forcing
      - 3♥: 6♥ | 4♦ |
      - 3♠: Looking for a ♠ stopper -or- slam interest in ♦
      - 3NT:
      - 4♦: Invites 5♦
      - 4♥: 6 solid ♥ | Choice of 4♥ or 5♦
      - 4NT: Blackwood (♦)
      - 5♦:
    - 3♥: 13+ | 3-4 ♥ |
      - 3♠: Control showing cuebid. Later non-♥ suit bids
      - 3NT: No ♠ control. Asks partner to cuebid.
      - 4♣: Control showing cuebid. Later non-♥ suit bids
      - 4♦: Control showing cuebid. Later non-♥ suit bids
      - 4♥: Minimum, unwilling to cuebid for slam.
      - 4NT: Blackwood (♥)
    - 3♠: SPLINTER | 13+ | 4+♦ | 0-1 ♠ |
      - 3NT: Minimum, wasted values in ♠
      - 4♣: Control showing cuebid. Later non-♦ suit bids
      - 4♦: No ♣ control, slam interest.
      - 4♥: 6+♥ | Choice of 4♥ or 5♦. No slam interest.
      - 4NT: Blackwood (♦)
      - 5♦: No slam interest
    - 3NT: GF (13-15) | ♠ stopper | Balanced
    - 4♥: 13+ | 3-4 ♥ | No slam interest
  - 2♥: Any strength | 5+♥ | *Does not promise six hearts*
    - 2♠: 13+ | 3-4 ♠ | Natural, game forcing
    - 2NT: INV (11-12) | 0-2 ♥ | Non-forcing
    - 3♣: INV (11-12) | 6+♣ (rarely 5) | Non-forcing
    - 3♦: 13+ | 4+♦ | game forcing
    - 3♥: INV (11-12) | 3♥ | Non-forcing
    - 3♠: SPLINTER | 3♥ | 0-1 ♠ |
    - 3NT: GF (13-15) | Balanced with stoppers
    - 4♦: SPLINTER | 3♥ | 0-1 ♦ |
    - 4♥: GF (13-15) | 3♥ |
    - 4NT: Blackwood (♥)
  - 2♠: 14+ | 4♠ | Game forcing
    - 2NT: 0-3 ♠ | 0-2 ♥ | ♦ stopper | Natural, balanced
    - 3♣: 5+♣ | 0-3 ♠ | 0-2 ♥ |
    - 3♦: 4♦ | any strength
    - 3♥: 3♥ | any strength
    - 3♠: GF (13-15) | 4♠ |
    - 3NT: 0-3 ♠ | 0-2 ♥ | ♦ stopper | No slam interest
    - 4♥: 3♥ |
  - 2NT: 14+ | Balanced | Game forcing
    - 3♣: 5+♣ | any strength
    - 3♦: 4+♦ | any strength
    - 3♥: 3-4 ♥ | any strength
    - 3NT: No slam interest
    - 4♥: 3♥ | No slam interest
    - 4NT: Quantitative 4NT | Natural, balanced. Invites 6NT.
  - 3♣: 4+♣ | Preferably a good 13+
    - 3♦: ♦ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3♥: INV (11-12) | 3♥ | Non-forcing
    - 3♠: ♠ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3NT:
    - 4♣: INV (11-12) | Distributional, no interest in 3NT.
    - 4♥: GF (13-15) | 3-4♥ | No slam interest.
    - 4NT: Blackwood (♣)
    - 5♣:
  - 3♦: SPLINTER | 4+♣ | 0-1 ♦ |
  - 3♥: 14+ | 6+ solid ♥ | Sets ♥ as trump | Slam interest
    - 3♠: Control showing cuebid
    - 4♣: Control showing cuebid
    - 4♦: Control showing cuebid
  - 3♠: SPLINTER | 4+♣ | 0-1 ♠ |
  - 3NT:
  - 4♣: Invites 5♣ | Distributional, no interest in 3NT
  - 4NT: Blackwood (♣)
- 2♦: 11+ | 4+♣
  - 2♥: Any strength | 5+♥ | *Does not promise six hearts*
    - 2♠: 13+ | 3-4 ♠ | Natural, game forcing
    - 2NT: INV (11-12) | 0-2 ♥ | Non-forcing
    - 3♣: 13+ | 4+♦ | game forcing
    - 3♦: INV (11-12) | 6+♦ (rarely 5) | Non-forcing
    - 3♥: INV (11-12) | 3♥ | Non-forcing
    - 3♠: SPLINTER | 3♥ | 0-1 ♠ |
    - 3NT: GF (13-15) | Balanced with stoppers
    - 4♣: SPLINTER | 3♥ | 0-1 ♣ |
    - 4♥: GF (13-15) | 3♥ |
    - 4NT: Blackwood (♥)
  - 2♠: 14+ | 4♠ | Game forcing
    - 2NT: 0-3 ♠ | 0-2 ♥ | ♣ stopper | Natural, balanced
    - 3♣: 4+♣ | any strength
    - 3♦: 5+♦ | 0-3 ♠ | 0-2 ♥ |
    - 3♥: 3♥ | any strength
    - 3♠: GF (13-15) | 4♠ |
    - 3NT: 0-3 ♠ | 0-2 ♥ | ♣ stopper | No slam interest
    - 4♥: 3 strong ♥ | no side suit controls
  - 2NT: 14+ | Balanced | Game forcing
    - 3♣: 5+♣ | any strength
    - 3♦: 5+♦ | any strength
    - 3♥: 3-4 ♥ | any strength
    - 3NT: No slam interest
    - 4♥: 3♥ | No slam interest
    - 4NT: Quantitative 4NT | Natural, balanced. Invites 6NT.
  - 3♣: 4+♣ | 14+ | Game forcing
    - 3♦: 5+♦ | 0-2♥ | any strength
    - 3♥: 3+♥ | any strength
    - 3♠: Natural, ♠ values or a cuebid for ♣
    - 3NT: ♠ stopper | minimum hand
    - 4♣: 4+♣ | No interest in 3NT (distributional or slam oriented)
    - 4♥: 3 strong ♥ | no side suit controls
    - 4NT: Blackwood (♣)
    - 5♣: No slam interest
  - 3♦: 4+♦ | Preferably a good 13+
    - 3♥: INV (11-12) | 3♥ | Non-forcing
    - 3♠: ♠ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3NT:
    - 4♣: Control showing cuebid
    - 4♦: INV (11-12) | Distributional, no interest in 3NT.
    - 4♥: GF (13-15) | 3-4♥ | No slam interest.
    - 4NT: Blackwood (♦)
    - 5♦:
  - 3♥: 14+ | 6+ solid ♥ | Sets ♥ as trump | Slam interest
    - 3♠: Control showing cuebid
    - 4♣: Control showing cuebid
    - 4♦: Control showing cuebid
  - 3♠: SPLINTER | 4+♦ | 0-1 ♠ |
  - 3NT:
  - 4♦: Invites 5♦ | Distributional, no interest in 3NT
  - 4NT: Blackwood (♣)
- 2♥: WK (6-10) | 3-4♥ |
  - 2♠: 16+ | Game try bid.
    - 2NT: 6-8 | Balanced | ♣+♦ values | Choice of 2NT or 3♥.
    - 3♣: Counter-try. Strong ♣ holding and game interest.
    - 3♦: Counter-try. Strong ♦ holding and game interest.
    - 3♥: 6-8 | Rejecting invite.
    - 3♠: 8-10 | 4+♠ | Choice of 4♥ or 4♠
    - 3NT: 8-10 | Balanced | Strong ♣+♦ holdings | Choice of 3NT or 4♥
    - 4♥: 8-10 | Accepting invite.
  - 2NT: Balanced. Invites game in 3NT or 4♥. Non forcing.
  - 3♣: 16+ | Game try bid.
    - 3♦: Counter-try. Strong ♦ holding and game interest.
    - 3♥: 6-8 | Rejecting invite.
    - 3NT: 8-10 | Balanced | Strong ♦+♠ holdings | Choice of 3NT or 4♥
    - 4♣: 8-10 | 4+ good ♣ | Accepting invite
    - 4♥: 8-10 | Accepting invite.
  - 3♦: 16+ | Game try bid.
    - 3♥: 6-8 | Rejecting invite.
    - 3NT: 8-10 | Balanced | Strong ♣+♠ holdings | Choice of 3NT or 4♥
    - 4♦: 8-10 | 4+ good ♦ | Accepting invite
    - 4♥: 8-10 | Accepting invite.
  - 3♥: MID (16-18) | Invites 4♥ | Non forcing
    - 4♥: 8-10 | Accepting invite.
  - 3♠: SPLINTER | 17+ hcp | 6+♥ | 0-1 ♠ |
  - 3NT:
  - 4♣: SPLINTER | 17+ hcp | 6+♥ | 0-1 ♣ |
  - 4♦: SPLINTER | 17+ hcp | 6+♥ | 0-1 ♦ |
  - 4♥: To play. Based on strength or distribution.
  - 4NT: Blackwood (♥)
- 2♠: 17+ | Strong Jump Shift.
- 2NT: JACOBY 2NT | 13+ | 4+♥ | Artificial game force.
  - 3♣: 0-1♣ | any strength
    - 3♦: Control showing cuebid. Later non-♥ suit bids
    - 3♥: No ♦ control | Asks partner to cuebid.
    - 3♠: Control showing cuebid. Later non-♥ suit bids
    - 4♥: Minimum game force | No slam interest
    - 4NT: Blackwood (♥)
  - 3♦: 0-1♦ | any strength
    - 3♥: Asks partner to cuebid.
    - 3♠: Control showing cuebid. Later non-♥ suit bids
    - 4♣: Control showing cuebid. Later non-♥ suit bids
    - 4♥: Minimum game force | No slam interest
    - 4NT: Blackwood (♥)
  - 3♥: 18+ hcp | No singleton or void
  - 3♠: 0-1♠ | any strength
    - 3NT: 08Asks partner to cuebid.
    - 4♣: Control showing cuebid. Later non-♥ suit bids
    - 4♦: Control showing cuebid. Later non-♥ suit bids
    - 4♥: Minimum game force | No slam interest
    - 4NT: Blackwood (♥)
  - 3NT: 15-17 hcp | No singleton or void
  - 4♣: 5+♣ | 2 of top 3 honors | any strength
  - 4♦: 5+♦ | 2 of top 3 honors | any strength
  - 4♥: 12-14 hcp | No singleton or void
  - 4NT: Blackwood (♥)
- 3♣: 17+ | Strong Jump Shift.
- 3♦: 17+ | Strong Jump Shift.
- 3♥: INV (11-12) | 3+♥ (usually 4) |
  - 3♠: Control showing cuebid. Later non-♥ suit bids
  - 4♣: Control showing cuebid. Later non-♥ suit bids
  - 4♦: Control showing cuebid. Later non-♥ suit bids
  - 4♥: 14+ | No slam interest.
  - 4NT: Blackwood (♥)
- 3♠: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♠ |
  - 4♣: Control showing cuebid. Later non-♥ suit bids
  - 4♦: Control showing cuebid. Later non-♥ suit bids
  - 4♥: No slam interest.
  - 4NT: Blackwood (♥)
- 4♣: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♣ |
  - 4♦: Control showing cuebid. Later non-♥ suit bids
  - 4♥: No slam interest.
  - 4♠: Control showing cuebid. Later non-♥ suit bids
  - 4NT: Blackwood (♥)
- 4♦: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♦ |
  - 4♥: No slam interest.
  - 4♠: Control showing cuebid. Later non-♥ suit bids
  - 4NT: Blackwood (♥)
- 4♥: 5+♥ | Usually less than 8 hcp | Singleton or void |
- 4NT: Blackwood
- (D): Opps Bid
  - RD: 10+ HCP | Implies no ♥ fit | Any later Dbl by responder or opener
  - 1♠: 6+ | 4+♠
  - 1NT: 7-10 | 1-2♥ with stoppers | May have 4 weak spades
  - 2♣: 6-9 | 6+♣ (rarely 5) | To play.
  - 2♦: 6-9 | 6+♦ (rarely 5) | To play.
  - 2♥: 6-10 | 3+♥
  - 2♠: 6+♠ | Usually <8 hcp
  - 2NT: INV (11-12) | 1-2♥ with stoppers | May have 4 weak spades. Non-forcing
  - 3♣:
  - 3♦:
  - 3♥: Usually <7 hcp | 4+♥ | singleton or doubleton in a side suit
  - 3♠: SPLINTER | 9-12 hcp | 4♥ | 0-1 ♠ |
  - 3NT: To play.
  - 4♣: SPLINTER | 9-12 hcp | 4♥ | 0-1 ♣ |
  - 4♦: SPLINTER | 9-12 hcp | 4♥ | 0-1 ♦ |
  - 4♥: To play. Often preemptive.
- (1♠): Opps Bid
  - D: Neg X | 6+ hcp | 0-2♥ | At least one 4+ card minor
  - 1NT: WK (6-10) | ♠ stopper | 0-2♥
  - 2♣: 11+ | 5+♣
  - 2♦: 11+ | 5+♦
  - 2♥: WK (6-10) | 3+♥ |
  - 2♠: 11+ | 3+♥ | Inv or better ♥ raise
  - 2NT: INV (11-12) | ♠ stoppers | 0-2♥
  - 3♥: <8 hcp | 4+♥
  - 3NT: GF (13-15) | ♠ stoppers | 0-2♥
  - 4♥: To play
- (2♣): Opps Bid
  - D: Neg X | 8+ hcp | 4+♠ | 0-2♥ |
  - 2♦: 11+ | 5+♦
  - 2♥: WK (6-10) | 3+♥ |
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♣ stoppers | 0-2♥ without 4♠
  - 3♣: 11+ | 3+♥ | Inv or better ♥ raise
  - 3♥: <8 hcp | 4+♥
  - 3NT: GF (13-15) | ♣ stoppers | 0-2♥ without 4♠
- (2♦): Opps Bid
  - D: Neg X | 8+ hcp | 4+♠ | 0-2♥ |
  - 2♥: WK (6-10) | 3+♥ |
  - 2♠: 11+ | 5+♠
  - 2NT: INV (11-12) | ♦ stoppers | 0-2♥ | No 4♠
  - 3♣: 11+ | 5+♣ | Usually without 4♠
  - 3♦: 11+ | 3+♥ | Inv or better ♥ raise
  - 3♥: <8 hcp | 4+♥
  - 3NT: GF (13-15) | ♦ stoppers | 0-2♥ | No 4♠
- (2♥): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one major)
  - 2♠: 11+ | 3+♥ | Invitational or better ♥ raise |
  - 2NT: INV (11-12) | 0-2♥ | Invites 3NT
  - 3♣: 11+ | 5+♣ | 1 round force
  - 3♦: 11+ | 5+♦ | 1 round force
  - 3♥: WK (6-10) | 3+♥ | Competitive raise
  - 3♠: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♠
  - 3NT: GF (13-15) | 0-2♥ | To play
  - 4♣: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♣
  - 4♦: SPLINTER | 9-12 hcp | 4+♥ | 0-1 ♦
  - 4♥: To play. Limited defensive values, good trump support.
- (2♠): Opps Bid
  - D: Neg X | 9+ hcp | 0-2♥ |
  - 2NT: INV (11-12) | ♠ stoppers | 0-2♥
  - 3♣: 11+ | 5+♣ | Usually 0-2♥
  - 3♦: 11+ | 5+♣ | Usually 0-2♥
  - 3♥: 3+♥
  - 3NT: GF (13-15) | ♠ stoppers | 0-2♥
- (2NT): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one minor)
  - 3♣: 11+ | 3+♥
  - 3♦: 11+ | 5+♠
  - 3♥: WK (6-10) | 3+♥
  - 3♠: WK (6-10) | 5+♠ | Non-forcing
  - 3NT: To play | ♣+♦ stoppers | Natural, balanced
  - 4♣: SPLINTER | 9-12 HCP | 4+♥ | 0-1♣
  - 4♦: SPLINTER | 9-12 HCP | 4+♥ | 0-1♦
  - 4♥: To play. Limited defensive strength.
  - 4♠: To play
- (3♣): Opps Bid
  - D: Neg X | 10+ hcp | 4+♠ | 0-2♥ |
- (3♦): Opps Bid
  - D: Neg X | 10+ hcp | 4+♠ | 0-2♥ |
- (3♠): Opps Bid
  - D: Neg X | 11+ | 0-2♥ | No ♠ stopper
1♠: 13-21 | 5+♠
- 1NT: WK (6-10) | 0-2 ♠ | May be unbalanced
  - 2♣: MIN (13-15) or MID (16-18) | 4+♣ |
    - 2♦: WK (6-10) | 5+♦ | 0-2 ♠ |
    - 2♥: WK (6-10) | 5+♥ | 0-2 ♠ |
    - 2♠: WK (6-10) | 2 ♠ |
      - 2NT: MID (16-18) | Non forcing
        
        3NT: 8-10
      - 3♣: MID (16-18) | 5+♣ | Non forcing
      - 3♦: MID (16-18) | ♦ values | Usually looking for 3NT
      - 3♥: MID (16-18) | ♥ values | Usually looking for 3NT
    - 3♣: 8-10 | 4+♣ |
      - 3♦: 14+ | ♦ values | Usually looking for 3NT
      - 3♥: 14+ | ♥ values | Usually looking for 3NT
      - 3♠: 14+ | 6♠ + 4♣ |
      - 3NT: 14+ |
  - 2♦: MIN (13-15) or MID (16-18) | 4+♦ |
    - 2♥: WK (6-10) | 5+♥ | 0-2 ♠ |
    - 2♠: WK (6-10) | 2 ♠ |
      - 2NT: MID (16-18) |
        
        3NT: 8-10
      - 3♣: MID (16-18) | ♣ values | Usually looking for 3NT
    - 3♦: 8-10 | 4+♦ |
      - 3♥: 14+ | ♥ values | Usually looking for 3NT
      - 3♠: 14+ | 6♠ + 4♦ |
      - 3NT: 14+ |
  - 2♠: MIN (13-15) | 6+♠ |
  - 3♠: MID (16-18) | 6+♠
    - 3NT: 8-10 | 0-1♠|
    - 4♠: 8-10 | 2♠ |
  - 4♠:
- 2♣: 11+ | 4+♣
  - 2♦: Any strength | 4+♦ |
    - 2♥: 13+ | ♥ values | Natural, game forcing
      - 2NT:
      - 3♣: 3+♣ | any strength
      - 3♦: 5+♦ | any strength
      - 3♥: 3♥ | 5-3-4-1 shape
      - 3♠: 6♠ | 4♦ |
      - 3NT:
    - 2♠: INV (11-12) | 3-4 ♠ | Non-forcing
      - 2NT: Non-forcing.
      - 3♣: 14+ | Game or slam try
      - 3♦: 14+ | Game or slam try
      - 3♥: 14+ | Game or slam try
      - 3♠: Invites 4♠
      - 3NT: Choice of 3NT or 4♠
      - 4♣: SPLINTER | 0-1♣ | Slam interest
      - 4♦: SPLINTER | 0-1♦ | Slam interest
      - 4♥: SPLINTER | 0-1♥ | Slam interest
      - 4♠: 14+ | Accepting invite. No slam interest.
    - 2NT: INV (11-12) | Non-forcing
      - 3♣: 4♣ |
      - 3♦: 5♦ |
      - 3♠: 6♠ | 4♦ |
      - 3NT: 14+ | No slam interest
      - 4♠: 6♠ | 4♦ |
      - 4NT: Quantitative 4N | Natural, invites 6NT
    - 3♣: INV (11-12) | 6+♣ | Non forcing
      - 3♥: Looking for a ♥ stopper -or- slam interest in ♣
      - 3♠: 14+ | 6♠ | 4+♦ |
      - 3NT: 14+ | ♥ stopper
      - 4♣: 3+♣ | Slam interest
      - 4♠: 6+ solid ♠ |
    - 3♦: INV (11-12) | 4+♦ | Non forcing
      - 3♥: Looking for a ♥ stopper -or- slam interest in ♦
      - 3♠: 6♠ | 4♦ |
      - 3NT:
      - 4♦: Invites 5♦
      - 4♠: 6 solid ♠ | Choice of 4♠ or 5♦
      - 4NT: Blackwood (♦)
      - 5♦:
    - 3♥: SPLINTER | 13+ | 4+♦ | 0-1 ♥ |
      - 3♠: Control showing cuebid. Later non-♦ suit bids
      - 3NT: Minimum, wasted values in ♥
      - 4♣: Control showing cuebid. Later non-♦ suit bids
      - 4♦: No ♣ or ♠ control, slam interest.
      - 4♠: 6+♠ | Choice of 4♠ or 5♦. No slam interest.
      - 4NT: Blackwood (♦)
      - 5♦: No slam interest
    - 3♠: 13+ | 3-4 ♠ |
      - 3NT: Asks partner to cuebid.
      - 4♣: Control showing cuebid. Later non-♠ suit bids
      - 4♦: Control showing cuebid. Later non-♠ suit bids
      - 4♥: Control showing cuebid. Later non-♠ suit bids
      - 4♠: Minimum, unwilling to cuebid for slam.
      - 4NT: Blackwood (♠)
    - 3NT: GF (13-15) | ♥ stopper | Balanced
    - 4♠: 13+ | 3-4 ♠ | No slam interest
  - 2♥: 4+♥ | any strength
    - 2♠: INV (11-12) | 3+♠ | Non-forcing
    - 2NT: 0-3 ♥ | 0-2 ♠ | ♦ stopper | Natural, balanced | Non-forcing
    - 3♣: 6+♣ | Non-forcing
    - 3♦:
    - 3♥: 4♥ | Non-forcing
    - 3♠: 13+ | 3+♠ |
    - 3NT: 0-3 ♥ | 0-2 ♠ | ♦ stopper | No slam interest
    - 4♥: GF (13-15) | 4♥ |
    - 4♠: 3♠ |
  - 2♠: Any strength | 5+♠ | *Does not promise six spades*
    - 2NT: INV (11-12) | 0-2 ♠ | Non-forcing
    - 3♣: INV (11-12) | 6+♣ (rarely 5) | Non-forcing
    - 3♦: 13+ | 4+♦ | game forcing
    - 3♠: INV (11-12) | 3♠ | Non-forcing
    - 3NT: GF (13-15) | Balanced with stoppers
    - 4♦: SPLINTER | 3♠ | 0-1 ♦ |
    - 4♥: SPLINTER | 3♠ | 0-1 ♥ |
    - 4♠: GF (13-15) | 3♠ |
    - 4NT: Blackwood (♠)
  - 2NT: 14+ | Balanced | Game forcing
    - 3♣: 5+♣ | any strength
    - 3♦: 4+♦ | any strength
    - 3♠: 3-4 ♠ | any strength
    - 3NT: No slam interest
    - 4♠: 3♠ | No slam interest
    - 4NT: Quantitative 4NT | Natural, balanced. Invites 6NT.
  - 3♣: 4+♣ | Preferably a good 13+
    - 3♦: ♦ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3♠: ♠ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3NT:
    - 4♣: INV (11-12) | Distributional, no interest in 3NT.
    - 4♠: GF (13-15) | 3-4♠ | No slam interest.
    - 4NT: Blackwood (♣)
    - 5♣:
  - 3♦: SPLINTER | 4+♣ | 0-1 ♦ |
  - 3♥: SPLINTER | 4+♣ | 0-1 ♥ |
  - 3♠: 14+ | 6+ solid ♠ | Sets ♠ as trump | Slam interest
    - 4♣: Control showing cuebid
    - 4♦: Control showing cuebid
    - 4♥: Control showing cuebid
  - 3NT:
  - 4♣: Invites 5♣ | Distributional, no interest in 3NT
  - 4NT: Blackwood (♣)
- 2♦: 11+ | 4+♦
  - 2♥: 4+♥ | any strength
    - 2♠: INV (11-12) | 3+♠ | Non-forcing
    - 2NT: 0-3 ♥ | 0-2 ♠ | ♣ stopper | Natural, balanced | Non-forcing
    - 3♣:
    - 3♦: 6+♦ | Non-forcing
    - 3♥: 4♥ | Non-forcing
    - 3♠: 13+ | 3+♠ |
    - 3NT: 0-3 ♥ | 0-2 ♠ | ♣ stopper | No slam interest
    - 4♥: GF (13-15) | 4♥ |
    - 4♠: GF (13-15) | 3+♠ | No slam interest
  - 2♠: Any strength | 5+♠ | *Does not promise six spades*
    - 2NT: INV (11-12) | 0-2 ♠ | Non-forcing
    - 3♣: 13+ | 4+♣ | game forcing
    - 3♦: INV (11-12) | 6+♦ (rarely 5) | Non-forcing
    - 3♠: INV (11-12) | 3♠ | Non-forcing
    - 3NT: GF (13-15) | Balanced with stoppers
    - 4♣: SPLINTER | 3♠ | 0-1 ♣ |
    - 4♥: SPLINTER | 3♠ | 0-1 ♥ |
    - 4♠: GF (13-15) | 3♠ |
    - 4NT: Blackwood (♠)
  - 2NT: 14+ | Balanced | Game forcing
    - 3♣: 4+♣ | any strength
    - 3♦: 5+♦ | any strength
    - 3♠: 3-4 ♠ | any strength
    - 3NT: No slam interest
    - 4♠: 3♠ | No slam interest
    - 4NT: Quantitative 4NT | Natural, balanced. Invites 6NT.
  - 3♣: 4+♣ | 14+ | Game forcing
    - 3♦: 5+♦ | 0-2♠ | any strength
    - 3♥: Natural, ♥ values or a cuebid for ♣
    - 3♠: 3+♠ | any strength
    - 3NT: ♥ stopper | minimum hand
    - 4♣: 4+♣ | No interest in 3NT (distributional or slam oriented)
    - 4♠: 3 strong ♠| no side suit controls
    - 4NT: Blackwood (♣)
    - 5♣: No slam interest
  - 3♦: 4+♦ | Preferably a good 13+
    - 3♥: ♥ values | Usually looking for 3NT. (May be a cuebid for slam)
    - 3♠: INV (11-12) | 3♠ | Non-forcing
    - 3NT:
    - 4♣: Control showing cuebid
    - 4♦: INV (11-12) | Distributional, no interest in 3NT.
    - 4♠: GF (13-15) | 3-4♠ | No slam interest.
    - 4NT: Blackwood (♦)
    - 5♦:
  - 3♠: 14+ | 6+ solid ♠ | Sets ♠ as trump | Slam interest
    - 4♣: Control showing cuebid
    - 4♦: Control showing cuebid
  - 3NT:
  - 4♦: Invites 5♦ | Distributional, no interest in 3NT
  - 4NT: Blackwood (♦)
- 2♥: 11+ | 5+♥
  - 2♠: Any strength | 5+♠ | *Does not promise six spades*
    - 2NT: INV (11-12) | 0-2 ♠ | Non-forcing
    - 3♣: 13+ | 4+♣ | game forcing
    - 3♥: INV (11-12) | 6+♥ | Non-forcing
    - 3♠: INV (11-12) | 3♠ | Non-forcing
    - 3NT: GF (13-15) | Balanced with stoppers
    - 4♣: SPLINTER | 3♠ | 0-1 ♣ |
    - 4♥: To play
    - 4♠: GF (13-15) | 3♠ |
    - 4NT: Blackwood (♠)
  - 2NT: 14+ | 0-2♥ | Natural, game forcing
    - 3♣: 4+♣ | any strength
    - 3♦: 4+♦ | any strength
    - 3♥: 6+♥ | any strength
    - 3♠: 3-4 ♠ | any strength
    - 3NT: No slam interest
    - 4♠: 3♠ | No slam interest
    - 4NT: Quantitative 4NT | Natural, balanced. Invites 6NT.
  - 3♣: 14+ | 4+♣ | Game forcing
    - 3♦: Usually natural
    - 3♥: 6+♥ | any strength
    - 3♠: 3+♠ | any strength
    - 3NT: ♦ stopper | Usually 11-12
    - 4♣: 4+♣ | No interest in 3NT (distributional or slam oriented)
    - 4♠: 3 strong ♠| no side suit controls
    - 4NT: Blackwood (♣)
    - 5♣: No slam interest
  - 3♦: 14+ | 4+♦ | game forcing
    - 3♥: 6+♥ | any strength
    - 3♠: 3+♠ |
    - 3NT:
    - 4♦: Distributional, no interest in 3NT.
    - 4♠: 3+♠ | No slam interest.
    - 4NT: Blackwood (♦)
    - 5♦:
  - 3♥: 3+♥ |
    - 3♠: 3+♠ | Invites game in 4♥ or 4♠
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
    - 4♠: GF (13-15) | 3+♠ | No slam interest
    - 4NT: Blackwood (♥)
  - 3♠: 14+ | 6+ solid ♠ | Sets ♠ as trump | Slam interest
    - 4♣: Control showing cuebid
    - 4♦: Control showing cuebid
    - 4♥: Control showing cuebid
  - 3NT:
  - 4♦: Invites 5♦ | Distributional, no interest in 3NT
  - 4NT: Blackwood (♦)
- 2♠: WK (6-10) | 3-4♠ |
  - 2NT: Balanced. Invites game in 3NT or 4♠. Non forcing.
  - 3♣: 16+ | Game try bid.
    - 3♦: Counter-try. Strong ♦ holding and game interest.
    - 3♥: Counter-try. Strong ♥ holding and game interest.
    - 3♠: 6-8 | Rejecting invite.
    - 3NT: 8-10 | Balanced | Strong ♦+♥ holdings | Choice of 3NT or 4♠
    - 4♣: 8-10 | 4+ good ♣ | Accepting invite
    - 4♠: 8-10 | Accepting invite.
  - 3♦: 16+ | Game try bid.
    - 3♠: 6-8 | Rejecting invite.
    - 3NT: 8-10 | Balanced | Strong ♣+♥ holdings | Choice of 3NT or 4♠
    - 4♦: 8-10 | 4+ good ♦ | Accepting invite
    - 4♠: 8-10 | Accepting invite.
  - 3♥: 16+ | Game try bid.
    - 3♠: 6-8 | Rejecting invite.
    - 3NT: 8-10 | Balanced | Strong ♣+♦ holdings | Choice of 3NT or 4♠
    - 4♥: 8-10 | 4+ good ♥ | | Choice of 4♥ or 4♠ |
    - 4♠: 8-10 | Accepting invite.
  - 3♠: MID (16-18) | Invites 4♠ | Non forcing
    - 4♠: 8-10 | Accepting invite.
  - 3NT:
  - 4♣: SPLINTER | 17+ hcp | 6+♠ | 0-1 ♣ |
  - 4♦: SPLINTER | 17+ hcp | 6+♠ | 0-1 ♦ |
  - 4♥: SPLINTER | 17+ hcp | 6+♠ | 0-1 ♥ |
  - 4♠: To play. Based on strength or distribution.
  - 4NT: Blackwood (♠)
- 2NT: JACOBY 2NT | 13+ | 4+♠ | Artificial game force.
  - 3♣: 0-1♣ | any strength
    - 3♦: Control showing cuebid. Later non-♠ suit bids
    - 3♥: Control showing cuebid. Later non-♠ suit bids
    - 4♠: Minimum game force | No slam interest
    - 4NT: Blackwood (♠)
  - 3♦: 0-1♦ | any strength
    - 3♥: Control showing cuebid. Later non-♠ suit bids
    - 3♠: Asks partner to cuebid.
    - 4♣: Control showing cuebid. Later non-♠ suit bids
    - 4♠: Minimum game force | No slam interest
    - 4NT: Blackwood (♠)
  - 3♥: 0-1♥ | any strength
    - 3♠: Asks partner to cuebid.
    - 4♣: Control showing cuebid. Later non-♠ suit bids
    - 4♦: Control showing cuebid. Later non-♠ suit bids
    - 4♥: Control showing cuebid. Later non-♠ suit bids
    - 4♠: Minimum game force | No slam interest
    - 4NT: Blackwood (♠)
  - 3♠: 18+ hcp | No singleton or void
  - 3NT: 15-17 hcp | No singleton or void
  - 4♣: 5+♣ | 2 of top 3 honors | any strength
  - 4♦: 5+♦ | 2 of top 3 honors | any strength
  - 4♥: 5+♥ | 2 of top 3 honors | any strength
  - 4♠: 12-14 hcp | No singleton or void
  - 4NT: Blackwood (♠)
- 3♣: 17+ | Strong Jump Shift.
- 3♦: 17+ | Strong Jump Shift.
- 3♥: 17+ | Strong Jump Shift.
- 3♠: INV (11-12) | 3+♠ (usually 4) |
  - 4♣: Control showing cuebid. Later non-♠ suit bids
  - 4♦: Control showing cuebid. Later non-♠ suit bids
  - 4♥: Control showing cuebid. Later non-♠ suit bids
  - 4♠: 14+ | No slam interest.
  - 4NT: Blackwood (♠)
- 4♣: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♣ |
  - 4♦: Control showing cuebid. Later non-♠ suit bids
  - 4♥: Control showing cuebid. Later non-♠ suit bids
  - 4♠: No slam interest.
  - 4NT: Blackwood (♠)
- 4♦: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♦ |
  - 4♥: Control showing cuebid. Later non-♠ suit bids
  - 4♠: No slam interest.
  - 4NT: Blackwood (♠)
- 4♥: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♥ |
  - 4♠: No slam interest.
  - 4NT: Blackwood (♠)
- 4♠: 5+♠ | Usually less than 8 hcp | Singleton or void |
- 4NT: Blackwood
- (D): Opps Bid
  - RD: 10+ HCP | Implies no ♠ fit | Any later Dbl by responder or opener
  - 1NT: 7-10 | 1-2♠ with stoppers
  - 2♣: 6-9 | 6+♣ (rarely 5) | To play.
  - 2♦: 6-9 | 6+♦ (rarely 5) | To play.
  - 2♥: 6-9 | 6+♥ (rarely 5) | To play.
  - 2♠: 6-10 | 3+♠
  - 2NT: INV (11-12) | 1-2♠ with stoppers | Non-forcing
  - 3♣:
  - 3♦:
  - 3♥:
  - 3♠: Usually <7 hcp | 4+♠ | singleton or doubleton in a side suit
  - 3NT: To play.
  - 4♣: SPLINTER | 9-12 hcp | 4♠ | 0-1 ♣ |
  - 4♦: SPLINTER | 9-12 hcp | 4♠ | 0-1 ♦ |
  - 4♥: SPLINTER | 9-12 hcp | 4♠ | 0-1 ♥ |
  - 4♠: To play. Often preemptive.
- (2♣): Opps Bid
  - D: Neg X | 8+ hcp | 4+♥ | 0-2♠ |
  - 2♦: 11+ | 5+♦
  - 2♥: 11+ | 5+♥
  - 2♠: WK (6-10) | 3+♠ |
  - 2NT: INV (11-12) | ♣ stoppers | 0-2♠ without 4♥
  - 3♣: 11+ | 3+♠ | Inv or better ♠ raise
  - 3♠: <8 hcp | 4+♠
  - 3NT: GF (13-15) | ♣ stoppers | 0-2♠ without 4♥
- (2♦): Opps Bid
  - D: Neg X | 8+ hcp | 4+♥ | 0-2♠ |
  - 2♥: 11+ | 5+♥
  - 2♠: WK (6-10) | 3+♠ |
  - 2NT: INV (11-12) | ♦ stoppers | 0-2♠ | No 4♥
  - 3♣: 11+ | 5+♣ | Usually without 4♥
  - 3♦: 11+ | 3+♠ | Inv or better ♠ raise
  - 3♠: <8 hcp | 4+♠
  - 3NT: GF (13-15) | ♦ stoppers | 0-2♠ | No 4♥
- (2♥): Opps Bid
  - D: Neg X | 9+ hcp | 0-2♠ | At least one 4+ card minor
  - 2NT: INV (11-12) | ♥ stoppers | 0-2♠
  - 3♣: 11+ | 5+♣ | Usually 0-2♠
  - 3♦: 11+ | 5+♣ | Usually 0-2♠
  - 3♠: <8 hcp | 4+♠
  - 3NT: GF (13-15) | ♥ stoppers | 0-2♠
- (2♠): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one major)
  - 2NT: INV (11-12) | 0-2♠ | Invites 3NT
  - 3♣: 11+ | 5+♣ | 1 round force
  - 3♦: 11+ | 5+♦ | 1 round force
  - 3♥: 11+ | 3+♠ | Invitational or better ♠ raise |
  - 3♠: WK (6-10) | 3+♠ | Competitive raise
  - 3NT: GF (13-15) | 0-2♠ | To play
  - 4♣: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♣
  - 4♦: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♦
  - 4♥: SPLINTER | 9-12 hcp | 4+♠ | 0-1 ♥
  - 4♠: To play. Limited defensive values, good trump support.
- (2NT): Opps Bid
  - D: 10+ HCP | Penalty (willing to penalize at least one minor)
  - 3♣: 11+ | 3+♠
  - 3♦: 11+ | 5+♥
  - 3♥: WK (6-10) | 5+♥ | Non-forcing
  - 3♠: WK (6-10) | 3+♠
  - 3NT: To play | ♣+♦ stoppers | Natural, balanced
  - 4♣: SPLINTER | 9-12 HCP | 4+♠ | 0-1♣
  - 4♦: SPLINTER | 9-12 HCP | 4+♠ | 0-1♦
  - 4♥: To play
  - 4♠: To play. Limited defensive strength.
- (3♣): Opps Bid
  - D: Neg X | 10+ hcp | 4+♥ | 0-2♠
- (3♦): Opps Bid
  - D: Neg X | 10+ hcp | 4+♥ | 0-2♠
- (3♥): Opps Bid
  - D: Neg X | 10+ | 0-2♠ | No ♥ stopper
1NT: 15-17 HCP | Balanced | Can have a 5 card major
- 2♣: STAYMAN | 8+ | Asks for 4+ card major |
  - 2♦: No 4+ card major | Any strength
    - 2♥: 8-9 | 5♥ | 4♠ | Invites game in 3NT or 4♥ | Non-forcing
    - 2♠: 8-9 | 5♠ | 4♥ | Invites game in 3NT or 4♠ | Non-forcing
    - 2NT: 8-9 | Invites 3NT | Non-forcing
    - 3♣: 10+ | 5+♣ | May not have a 4 card major
    - 3♦: 10+ | 5+♦ | May not have a 4 card major
    - 3♥: 10-14 | 5♥ | 4♠ | Choice of 3NT or 4♥
    - 3♠: 10-14 | 5♠ | 4♥ | Choice of 3NT or 4♠
    - 3NT: 10-14 |
  - 2♥: 4-5 ♥ | May have 4♠
    - 2NT: 8-9 | 0-3♥ | 4♠ | Non-forcing
      - 3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
        
        3NT: 0-2♥ |
        
        4♥: 3♥ |
      - 3♠: 15 or bad 16 | 4♠ |
      - 3NT: good 16-17 | 2-3♠ |
      - 4♠: good 16-17 | 4♠ |
    - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♠
    - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♠
    - 3♥: 8-9 | 4-5♥ |
      - 4♥: good 16-17 | Accepting invite
    - 3♠: 10+ | 4+♥ | Agrees ♥s | Slam interest. Asks opener to cuebid
    - 3NT: 10-14 | 0-3♥ | 4♠ | Non-forcing
      - 4♠: 4♠ |
    - 4♥: 10-14 | 4-5♥ |
  - 2♠: 4-5 ♠ | 2-3 ♥ |
    - 2NT: 8-9 | 0-3♠ | 4♥ | Non-forcing
      - 3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
        
        3NT: 0-2♠ |
        
        4♠: 3♠ |
      - 3NT: good 16-17 |
    - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♥
    - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♥
    - 3♥: 10+ | 4+♠ | Agrees ♠s | Slam interest. Asks opener to cuebid
    - 3♠: 8-9 | 4-5♠ |
      - 4♠: good 16-17 | Accepting invite
    - 3NT: 10-14 | 0-3♠ | 4♥ | Non-forcing
- 2♦: 5+♥ | Any strength
  - 2♥: 2+♥ |
    - 2♠: 8-9 | 5♠ | 5♥ | Non-forcing
    - 2NT: 8-9 | 5♥ | Invites 3NT or 4♥
      - 3♥: 15 or bad 16 | 3+♥
      - 3NT: good 16-17 | Usually 2♥ |
      - 4♥: good 16-17 | 3+♥
    - 3♣: 10+ | 5♥ | 4+♣ | Looking for best game, may have slam interest
    - 3♦: 10+ | 5♥ | 4+♦ | Looking for best game, may have slam interest
    - 3♥: 8-9 | 6+♥ | Invites 4♥
      - 4♥: good 16-17
    - 3♠: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♠ |
    - 3NT: 10-14 | 5♥ | Choice of 3NT or 4♥
      - 4♥: 3+♥
    - 4♣: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♣ |
    - 4♦: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♦ |
    - 4♥: 6+♥ | Mild slam interest
    - 4NT: Quantitative 4NT | Natural, balanced invite to 6♥ or 6NT | Non-forcing
      - 6♥: Accepting invite with ♥ fit
      - 6NT: Accepting invite, usually with 2♥
  - 3♥: good 16-17 | 4+♥ | Highly invitational (�super accept�)
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
    - 4♥: Control showing cuebid.
    - 4NT: Blackwood (♥)
- 2♥: 5+♠ | Any strength
  - 2♠: 2+♠ |
    - 2NT: 8-9 | 5♠ | Invites 3NT or 4♠
      - 3♠: 15 or bad 16 | 3+♠
      - 3NT: good 16-17 | Usually 2♠ |
      - 4♠: good 16-17 | 3+♠
    - 3♣: 10+ | 5♠ | 4+♣ | Looking for best game, may have slam interest
    - 3♦: 10+ | 5♠ | 4+♦ | Looking for best game, may have slam interest
    - 3♥: 10+ | 5♥ | 5♠ |
    - 3♠: 8-9 | 6+♠ | Invites 4♠
      - 4♠: good 16-17
    - 3NT: 10-14 | 5♠ | Choice of 3NT or 4♠
      - 4♠: 3+♠
    - 4♣: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♣ |
    - 4♦: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♦ |
    - 4♥: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♥ |
    - 4♠: 6+♠ | Mild slam try | Non-forcing
    - 4NT: Quantitative 4NT | Natural, balanced invite to 6♠ or 6NT | Non-forcing
      - 6♠: Accepting invite with ♠ fit
      - 6NT: Accepting invite, usually with 2♠
  - 3♠: good 16-17 | 4+♠ | Highly invitational (�super accept�)
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
    - 4♥: Control showing cuebid.
    - 4NT: Blackwood (♠)
- 2♠: Transfer to 3♣ | 0-7 | 6+ card minor (♣ OR ♦)
  - 3♣: Responder will pass or correct to 3♦
    - 3♦: 0-7 | 6+♦ | To play
- 2NT: 8-9 | No 4+ card major unless 4333
  - 3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
  - 3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
  - 3NT: good 16-17
- 3♣: 6+♣ | 6-8 hcp | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
  - 3NT: Accepting invite. Usually based on a 3+ card ♣ holding.
- 3♦: 6+♦ | 6-8 hcp | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
  - 3NT: Accepting invite. Usually based on a 3+ card ♦ holding.
- 3♥: 6+ strong ♥ | Slam interest | Sets ♥ as trump, asks opener to cuebid
  - 3♠: Control showing cuebid.
  - 4♣: Control showing cuebid.
  - 4♦: Control showing cuebid.
- 3♠: 6+ strong ♠ | Slam interest | Sets ♠ as trump, asks opener to cuebid
  - 4♣: Control showing cuebid.
  - 4♦: Control showing cuebid.
  - 4♥: Control showing cuebid.
- 3NT: 10-14 | No 4+ card major unless 4333
- 4♣: GERBER | Asks for aces
  - 4♦: 0 aces
    - 4NT: To play.
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4♥: 1 ace
    - 4NT: To play
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4♠: 2 aces
    - 4NT: To play
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4NT: 083 aces
- 4♦: TEXAS | 6+♥ | game sign-off or slam going
  - 4♥: 2+♥
    - 4NT: Blackwood (♥)
- 4♥: TEXAS | 6+♠ | game sign-off or slam going
  - 4♠: 2+♠
    - 4NT: Blackwood (♠)
- (D): Opps Bid
  - RD: 8+ HCP | Usually balanced | Penalty oriented
  - 2♣: STAYMAN | 8+ | Asks for 4+ card major |
    - 2♦: No 4+ card major | Any strength
      - 2♥: 8-9 | 5♥ | 4♠ | Invites game in 3NT or 4♥ | Non-forcing
      - 2♠: 8-9 | 5♠ | 4♥ | Invites game in 3NT or 4♠ | Non-forcing
      - 2NT: 8-9 | Invites 3NT | Non-forcing
      - 3♣: 10+ | 5+♣ | May not have a 4 card major
      - 3♦: 10+ | 5+♦ | May not have a 4 card major
      - 3♥: 10-14 | 5♥ | 4♠ | Choice of 3NT or 4♥
      - 3♠: 10-14 | 5♠ | 4♥ | Choice of 3NT or 4♠
      - 3NT: 10-14 |
    - 2♥: 4-5 ♥ | May have 4♠
      - 2NT: 8-9 | 0-3♥ | 4♠ | Non-forcing
        
        3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
        
        3NT: 0-2♥ |
        
        4♥: 3♥ |
        
        3♠: 15 or bad 16 | 4♠ |
        
        3NT: good 16-17 | 2-3♠ |
        
        4♠: good 16-17 | 4♠ |
      - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♠
      - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♠
      - 3♥: 8-9 | 4-5♥ |
        
        4♥: good 16-17 | Accepting invite
      - 3♠: 10+ | 4+♥ | Agrees ♥s | Slam interest. Asks opener to cuebid
      - 3NT: 10-14 | 0-3♥ | 4♠ | Non-forcing
        
        4♠: 4♠ |
      - 4♥: 10-14 | 4-5♥ |
    - 2♠: 4-5 ♠ | 2-3 ♥ |
      - 2NT: 8-9 | 0-3♠ | 4♥ | Non-forcing
        
        3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
        
        3NT: 0-2♠ |
        
        4♠: 3♠ |
        
        3NT: good 16-17 |
      - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♥
      - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♥
      - 3♥: 10+ | 4+♠ | Agrees ♠s | Slam interest. Asks opener to cuebid
      - 3♠: 8-9 | 4-5♠ |
        
        4♠: good 16-17 | Accepting invite
      - 3NT: 10-14 | 0-3♠ | 4♥ | Non-forcing
  - 2♦: 5+♥ | Any strength
    - 2♥: 2+♥ |
      - 2♠: 8-9 | 5♠ | 5♥ | Non-forcing
      - 2NT: 8-9 | 5♥ | Invites 3NT or 4♥
        
        3♥: 15 or bad 16 | 3+♥
        
        3NT: good 16-17 | Usually 2♥ |
        
        4♥: good 16-17 | 3+♥
      - 3♣: 10+ | 5♥ | 4+♣ | Looking for best game, may have slam interest
      - 3♦: 10+ | 5♥ | 4+♦ | Looking for best game, may have slam interest
      - 3♥: 8-9 | 6+♥ | Invites 4♥
        
        4♥: good 16-17
      - 3♠: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♠ |
      - 3NT: 10-14 | 5♥ | Choice of 3NT or 4♥
        
        4♥: 3+♥
      - 4♣: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♣ |
      - 4♦: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♦ |
      - 4♥: 6+♥ | Mild slam interest
      - 4NT: Quantitative 4NT | Natural, balanced invite to 6♥ or 6NT | Non-forcing
        
        6♥: Accepting invite with ♥ fit
        
        6NT: Accepting invite, usually with 2♥
    - 3♥: good 16-17 | 4+♥ | Highly invitational (�super accept�)
      - 4♣: Control showing cuebid.
      - 4♦: Control showing cuebid.
      - 4♥: Control showing cuebid.
      - 4NT: Blackwood (♥)
  - 2♥: 5+♠ | Any strength
    - 2♠: 2+♠ |
      - 2NT: 8-9 | 5♠ | Invites 3NT or 4♠
        
        3♠: 15 or bad 16 | 3+♠
        
        3NT: good 16-17 | Usually 2♠ |
        
        4♠: good 16-17 | 3+♠
      - 3♣: 10+ | 5♠ | 4+♣ | Looking for best game, may have slam interest
      - 3♦: 10+ | 5♠ | 4+♦ | Looking for best game, may have slam interest
      - 3♥: 10+ | 5♥ | 5♠ |
      - 3♠: 8-9 | 6+♠ | Invites 4♠
        
        4♠: good 16-17
      - 3NT: 10-14 | 5♠ | Choice of 3NT or 4♠
        
        4♠: 3+♠
      - 4♣: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♣ |
      - 4♦: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♦ |
      - 4♥: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♥ |
      - 4♠: 6+♠ | Mild slam try | Non-forcing
      - 4NT: Quantitative 4NT | Natural, balanced invite to 6♠ or 6NT | Non-forcing
        
        6♠: Accepting invite with ♠ fit
        
        6NT: Accepting invite, usually with 2♠
    - 3♠: good 16-17 | 4+♠ | Highly invitational (�super accept�)
      - 4♣: Control showing cuebid.
      - 4♦: Control showing cuebid.
      - 4♥: Control showing cuebid.
      - 4NT: Blackwood (♠)
  - 2♠: Transfer to 3♣ | 0-7 | 6+ card minor (♣ OR ♦)
    - 3♣: Responder will pass or correct to 3♦
      - 3♦: 0-7 | 6+♦ | To play
  - 2NT: 8-9 | No 4+ card major unless 4333
    - 3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
    - 3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
    - 3NT: good 16-17
  - 3♣: 6+♣ | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
    - 3NT: Accepting invite. Usually based on a 3+ card ♣ holding.
  - 3♦: 6+♦ | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
    - 3NT: Accepting invite. Usually based on a 3+ card ♦ holding.
  - 3♥: 6+ strong ♥ | Slam interest | Sets ♥ as trump, asks opener to cuebid
    - 3♠: Control showing cuebid.
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
  - 3♠: 6+ strong ♠ | Slam interest | Sets ♠ as trump, asks opener to cuebid
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
    - 4♥: Control showing cuebid.
  - 3NT: 10-14 | No 4+ card major unless 4333
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♠
      - 4NT: Blackwood (♠)
- (2♣): Opps Bid
  - D: STAYMAN | 8+ | Asks for 4+ card major |
    - 2♦: No 4+ card major | Any strength
      - 2♥: 8-9 | 5♥ | 4♠ | Invites game in 3NT or 4♥ | Non-forcing
      - 2♠: 8-9 | 5♠ | 4♥ | Invites game in 3NT or 4♠ | Non-forcing
      - 2NT: 8-9 | Invites 3NT | Non-forcing
      - 3♣: 10+ | 5+♣ | May not have a 4 card major
      - 3♦: 10+ | 5+♦ | May not have a 4 card major
      - 3♥: 10-14 | 5♥ | 4♠ | Choice of 3NT or 4♥
      - 3♠: 10-14 | 5♠ | 4♥ | Choice of 3NT or 4♠
      - 3NT: 10-14 |
    - 2♥: 4-5 ♥ | May have 4♠
      - 2NT: 8-9 | 0-3♥ | 4♠ | Non-forcing
        
        3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
        
        3NT: 0-2♥ |
        
        4♥: 3♥ |
        
        3♠: 15 or bad 16 | 4♠ |
        
        3NT: good 16-17 | 2-3♠ |
        
        4♠: good 16-17 | 4♠ |
      - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♠
      - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♠
      - 3♥: 8-9 | 4-5♥ |
        
        4♥: good 16-17 | Accepting invite
      - 3♠: 10+ | 4+♥ | Agrees ♥s | Slam interest. Asks opener to cuebid
      - 3NT: 10-14 | 0-3♥ | 4♠ | Non-forcing
        
        4♠: 4♠ |
      - 4♥: 10-14 | 4-5♥ |
    - 2♠: 4-5 ♠ | 2-3 ♥ |
      - 2NT: 8-9 | 0-3♠ | 4♥ | Non-forcing
        
        3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
        
        3NT: 0-2♠ |
        
        4♠: 3♠ |
        
        3NT: good 16-17 |
      - 3♣: 10+ | 5+♣ | 0-3♥ | May not have 4♥
      - 3♦: 10+ | 5+♦ | 0-3♥ | May not have 4♥
      - 3♥: 10+ | 4+♠ | Agrees ♠s | Slam interest. Asks opener to cuebid
      - 3♠: 8-9 | 4-5♠ |
        
        4♠: good 16-17 | Accepting invite
      - 3NT: 10-14 | 0-3♠ | 4♥ | Non-forcing
  - 2♦: 5+♥ | Any strength
    - 2♥: 2+♥ |
      - 2♠: 8-9 | 5♠ | 5♥ | Non-forcing
      - 2NT: 8-9 | 5♥ | Invites 3NT or 4♥
        
        3♥: 15 or bad 16 | 3+♥
        
        3NT: good 16-17 | Usually 2♥ |
        
        4♥: good 16-17 | 3+♥
      - 3♣: 10+ | 5♥ | 4+♣ | Looking for best game, may have slam interest
      - 3♦: 10+ | 5♥ | 4+♦ | Looking for best game, may have slam interest
      - 3♥: 8-9 | 6+♥ | Invites 4♥
        
        4♥: good 16-17
      - 3♠: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♠ |
      - 3NT: 10-14 | 5♥ | Choice of 3NT or 4♥
        
        4♥: 3+♥
      - 4♣: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♣ |
      - 4♦: SPLINTER | 12+ hcp | 6+♥ | 0-1 ♦ |
      - 4♥: 6+♥ | Mild slam interest
      - 4NT: Quantitative 4NT | Natural, balanced invite to 6♥ or 6NT | Non-forcing
        
        6♥: Accepting invite with ♥ fit
        
        6NT: Accepting invite, usually with 2♥
    - 3♥: good 16-17 | 4+♥ | Highly invitational (�super accept�)
      - 4♣: Control showing cuebid.
      - 4♦: Control showing cuebid.
      - 4♥: Control showing cuebid.
      - 4NT: Blackwood (♥)
  - 2♥: 5+♠ | Any strength
    - 2♠: 2+♠ |
      - 2NT: 8-9 | 5♠ | Invites 3NT or 4♠
        
        3♠: 15 or bad 16 | 3+♠
        
        3NT: good 16-17 | Usually 2♠ |
        
        4♠: good 16-17 | 3+♠
      - 3♣: 10+ | 5♠ | 4+♣ | Looking for best game, may have slam interest
      - 3♦: 10+ | 5♠ | 4+♦ | Looking for best game, may have slam interest
      - 3♥: 10+ | 5♥ | 5♠ |
      - 3♠: 8-9 | 6+♠ | Invites 4♠
        
        4♠: good 16-17
      - 3NT: 10-14 | 5♠ | Choice of 3NT or 4♠
        
        4♠: 3+♠
      - 4♣: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♣ |
      - 4♦: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♦ |
      - 4♥: SPLINTER | 12+ hcp | 6+♠ | 0-1 ♥ |
      - 4♠: 6+♠ | Mild slam try | Non-forcing
      - 4NT: Quantitative 4NT | Natural, balanced invite to 6♠ or 6NT | Non-forcing
        
        6♠: Accepting invite with ♠ fit
        
        6NT: Accepting invite, usually with 2♠
    - 3♠: good 16-17 | 4+♠ | Highly invitational (�super accept�)
      - 4♣: Control showing cuebid.
      - 4♦: Control showing cuebid.
      - 4♥: Control showing cuebid.
      - 4NT: Blackwood (♠)
  - 2♠: Transfer to 3♣ | 0-7 | 6+ card minor (♣ OR ♦)
    - 3♣: Responder will pass or correct to 3♦
      - 3♦: 0-7 | 6+♦ | To play
  - 2NT: 8-9 | No 4+ card major unless 4333
    - 3♥: good 16-17 | 5♥ | Choice of 3NT or 4♥
    - 3♠: good 16-17 | 5♠ | Choice of 3NT or 4♠
    - 3NT: good 16-17
  - 3♣: 6+♣ | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
    - 3NT: Accepting invite. Usually based on a 3+ card ♣ holding.
  - 3♦: 6+♦ | Invites 3NT | Good 6+ card suit without side suit strength | Non-forcing
    - 3NT: Accepting invite. Usually based on a 3+ card ♦ holding.
  - 3♥: 6+ strong ♥ | Slam interest | Sets ♥ as trump, asks opener to cuebid
    - 3♠: Control showing cuebid.
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
  - 3♠: 6+ strong ♠ | Slam interest | Sets ♠ as trump, asks opener to cuebid
    - 4♣: Control showing cuebid.
    - 4♦: Control showing cuebid.
    - 4♥: Control showing cuebid.
  - 3NT: 10-14 | No 4+ card major unless 4333
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♠
      - 4NT: Blackwood (♠)
- (2♦): Opps Bid
  - D: 8+ HCP | Penalty
  - 2♥: 0-7 | 5+♥ | To play.
  - 2♠: 0-7 | 5+♠ | To play.
  - 2NT: 8-9 | Balanced | Invites 3NT | May have a 4-5 card major
    - 3NT: good 16-17 | Accepting invite
  - 3♣: 10+ | 5+♣ | game forcing
  - 3♦: STAYMAN | Asks for 4+ card major | game forcing
    - 3♥: 4+♥
    - 3♠: 4+♠
    - 3NT: No 4 card major
  - 3♥: 10+ | 5+♥ | game forcing
    - 3NT: 2♥
    - 4♥: 3+♥
  - 3♠: 10+ | 5+♠ | game forcing
    - 3NT: 2♠
    - 4♠: 3+♠
  - 3NT: 10-14 |
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♠
      - 4NT: Blackwood (♠)
- (2♥): Opps Bid
  - D: 8+ HCP | Penalty
  - 2♠: 0-7 | 5+♠ | To play.
  - 2NT: 8-9 | Balanced | Invites 3NT | May have a 4-5 card major
    - 3NT: good 16-17 | Accepting invite
  - 3♣: 10+ | 5+♣ | game forcing
  - 3♦: 10+ | 5+♦ | game forcing
  - 3♥: STAYMAN | Asks for 4+ card ♠ suit | game forcing
    - 3♠: 4+♠
    - 3NT: 2-3♠
  - 3♠: 10+ | 5+♠ | game forcing
    - 3NT: 2♠
    - 4♠: 3+♠
  - 3NT: 10-14 |
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♥
      - 4NT: Blackwood (♠)
- (2♠): Opps Bid
  - D: 8+ HCP | Penalty
  - 2NT: 8-9 | Balanced | Invites 3NT | May have a 4-5 card major
    - 3NT: good 16-17 | Accepting invite
  - 3♣: 10+ | 5+♣ | game forcing
  - 3♦: 10+ | 5+♦ | game forcing
  - 3♥: 10+ | 5+♥ | game forcing
    - 3NT: 2-3♥
    - 4♥: 3+♥
  - 3♠: STAYMAN | Asks for 4+ card ♥ suit | game forcing
    - 4♥: 4+♥
  - 3NT: 10-14 |
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♠
      - 4NT: Blackwood (♠)
- (2NT): Opps Bid
  - D: 8+ HCP | Penalty
  - 3♣: 5+♣ | game forcing
  - 3♦: 5+♦ | game forcing
  - 3♥: 5+♥ | game forcing
  - 3♠: 5+♠ | game forcing
  - 3NT: To play
  - 4♦: TEXAS | 6+♥ | game sign-off or slam going
    - 4♥: 2+♥
      - 4NT: Blackwood (♥)
  - 4♥: TEXAS | 6+♠ | game sign-off or slam going
    - 4♠: 2+♠
      - 4NT: Blackwood (♠)
- (3♣): Opps Bid
  - D: Takeout Double (emphasis on ♥/♠)
  - 3♦: 5+♦ | game forcing
  - 3♥: 5+♥ | game forcing
  - 3♠: 5+♠ | game forcing
  - 3NT: To play
- (3♦): Opps Bid
  - D: Takeout Double (emphasis on ♥/♠)
  - 3♥: 5+♥ | game forcing
  - 3♠: 5+♠ | game forcing
  - 3NT: To play
- (3♥): Opps Bid
  - D: Takeout Double (emphasis on ♠)
  - 3♠: 5+♠ | game forcing
  - 3NT: To play
  - 4♣: 5+♣ |
  - 4♦: 5+♦ |
  - 4♠: To play
- (3♠): Opps Bid
  - D: Takeout Double (emphasis on ♥)
  - 3NT: To play
  - 4♣: 5+♣ |
  - 4♦: 5+♦ |
  - 4♥: 5+♥ | To play
2♣: STRONG | 22+ bal | 20+ unbalanced
- 2♦: WAITING | any strength
  - 2NT: 22-24 hcp | Balanced | Systems on
    - 3♣: STAYMAN | Asks for a 4+ card major
    - 3♦: TRANSFER to 3♥ | 5+♥ | any strength
    - 3♥: TRANSFER to 3♠ | 6+♠ | any strength
    - 3♠: MINOR SUIT STAYMAN | At least 4-4 ♣+♦ | Slam interest
      - 3NT: No 4+ card minor
      - 4♣: 4♣ | game forcing
      - 4♦: 4♦ | game forcing
    - 3NT: 4+ hcp | Balanced | Usually no 4+ card major
    - 4♦: TEXAS transfer to 4♥ | 6+♥ | Game sign-off or slam going.
    - 4♥: TEXAS transfer to 4♠ | 6+♠ | Game sign-off or slam going.
  - 3NT: 25-27 hcp | Balanced | Systems on
    - 4♣: STAYMAN | Asks for a 4+ card major
    - 4♦: TRANSFER to 4♥ | 5+♥ | any strength
    - 4♥: TRANSFER to 4♠ | 5+♠ | any strength
    - 4♠: MINOR SUIT STAYMAN | At least one 4+ card minor | Slam interest
- 2♥: 8+ hcp | 5+♥ | at least 2 of top 3 honors
- 2♠: 8+ hcp | 5+♠ | at least 2 of top 3 honors
- 2NT: 8+ hcp | Balanced | **Better to bid 2♦ waiting**
- 3♣: 8+ hcp | 5+♣ | at least 2 of top 3 honors
- 3♦: 8+ hcp | 5+♦ | at least 2 of top 3 honors
2♦: 11-15 hcp | good 6 card suit
- 2♥:
- 2♠:
- 2NT: Feature Ask | Asks for side suit Ace or King
- 3♣:
- 3♦:
- 4♦:
- 5♦: To play. Often preemptive.
2♥: 11-15 hcp | good 6 card suit
- 2♠:
- 2NT: Feature Ask | Asks for side suit Ace or King
- 3♣:
- 3♦:
- 3♥:
- 4♥: To play. May be preemptive.
2♠: 11-15 hcp | good 6 card suit
- 2NT: Feature Ask | Asks for side suit Ace or King
- 3♣:
- 3♦:
- 3♥:
- 3♠:
- 4♠: To play. May be preemptive.
2NT: 20-21 HCP | Balanced
- 3♣: STAYMAN | 5+ hcp | At least one 4+ card major
  - 3♦: No 4+ card major
  - 3♥: 4+♥ | May have 4♠
  - 3♠: 4+♠ | No 4♥
- 3♦: 5+♥ | any strength
  - 3♥: 2+♥
    - 3NT: 5+ hcp | Exactly 5♥ | Choice of 3NT or 4♥
    - 4♥: 6+♥ | Mild slam interest | Non-forcing
- 3♥: 5+♠ | any strength
  - 3♠: 2+♠
    - 3NT: 5+ hcp | Exactly 5♠ | Choice of 3NT or 4♠
    - 4♠: 6+♠ | Mild slam interest | Non-forcing
- 3♠: MINOR SUIT STAYMAN | At least 4-4 ♣+♦ | Slam interest
  - 3NT: No 4+ card minor | Non-forcing
  - 4♣: 4♣ | game forcing
  - 4♦: 4♦ | game forcing
- 3NT: 5-10 hcp
- 4♣: GERBER | Asks for aces
  - 4♦: 0 aces
    - 4NT: To play.
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4♥: 1 ace
    - 4NT: To play
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4♠: 2 aces
    - 4NT: To play
    - 5♣: GERBER | Asks for kings
      - 5♦: 0 kings
      - 5♥: 1 king
      - 5♠: 2 kings
      - 5NT: 083 kings
      - 6♣: 4 kings
  - 4NT: 083 aces
- 4♦: TEXAS | 6+♥ | Game sign-off or slam going
  - 4♥: 2+♥
    - 4NT: Blackwood (♥)
- 4♥: TEXAS | 6+♠ | Game sign-off or slam going
  - 4♠: 2+♠
    - 4NT: Blackwood (♠)
3♣: <11 hcp | 6+ card suit
3♦: <11 hcp | Can be a 6 card suit
3♥: <11 hcp | Can be a 6 card suit
3♠: <11 hcp | Can be a 6 card suit

SAYC