Dale and Robyn

Default principles
Offensive bidding
Bidding diagrams
1♣             Precision (16+ any shape)
 1♦           Artificial / 0-7 / any shape
  1♥          Artificial / 19+ / any shape
   1♠         Artificial / 0-4 / any shape
    1NT        19-22 balanced (or nearly)
     2♣       Puppet stayman but may not have a major
      2♦      At least one 4 card major / passable
       2♥     4 cards in other major
       2♠     4 cards in other major
       2NT     No major / invite to 3NT
      2♥      5♥ / passable
      2♠      5♠ / passable
      2NT      No major and minimum
      3♣      Artificial / no major / max / passable
       3♦     5+♦ / to play
     2♦       Transfer to ♥
      2♥      As requested (not max with 4+support)
     2♥       Transfer to ♠
      2♠      As requested (not max with 4+support)
     2♠       Artificial / slam try / asks for minor
      2NT      No 4+minor / no 5+major
      3♣      Cheapest 4+minor
      3♦      Cheapest 4+minor
      3♥      5♥
      3♠      5♠
     2NT       6+minor / 2 of top 3 honours / game try
      3♣      Pass or correct to 3D
      3♦      Pass or correct to 3NT
     3♣       Sets trumps (modified keycard)
     3♦       Sets trumps (modified keycard)
     3♥       Sets trumps (modified keycard)
     3♠       Sets trumps (modified keycard)
    2♣        Artificial / GF or 23+balanced
     2♦       Artificial / denies an ace or king
      2♥      Game force
      2♠      Game force
      2NT      23-25(?) balanced-ish
       3♣     Puppet stayman
        3♦    At least one 4 card major
         3♥   4 cards in other major
         3♠   4 cards in other major
        3♥    5♥
        3♠    5♠
        3NT    No major
       3♦     Transfer to ♥
       3♥     Transfer to ♠
       3♠     5♠4♥ (forcing)
      3♣      Game force
      3♦      Game force
      3♥      Sets trumps (modified keycard)
      3♠      Sets trumps (modified keycard)
      4♣      Sets trumps (modified keycard)
      4♦      Sets trumps (modified keycard)
     2♥       5+♥ / has an A or K
     2♠       5+♠ / has an A or K
     2NT       Balanced or 4441 shape / has an A or K
     3♣       5+♣ / has an A or K
     3♦       5+♦ / has an A or K
    2♦        5+♦ / passable
    2♥        5+♥ / passable
    2♠        5+♠ / passable
    2NT        5+♣ unbalanced / passable
    3♣        6+♣ / passable
   1NT         5-7 balanced
    2♣        
     2♦       No major
     2♥       4♥
     2♠       4♠
   2♣         5-7 / 5+♣
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / 4441 shape (singleton ♠)
   3♣         5-7 / 4441 shape (singleton ♣)
   3♦         5-7 / 4441 shape (singleton ♦)
   3♥         5-7 / 4441 shape (singleton ♥)
    4NT        Keycard in ♥
  1♠          16-18 / 5+♠ / passable
   1NT         5-7 with hold(s) / normally no 5+suit
   2♣         5-7 / 5+♣
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
  1NT          16-18 balanced or 5332 (but not 5♠)
   2♣         Puppet stayman but may not have a major
    2♦        At least one 4 card major / passable
     2♥       4 cards in other major
     2♠       4 cards in other major
     2NT       No major / invite to 3NT
    2♥        5♥ / passable
    2♠        5♠ / passable
    2NT        No major and minimum
    3♣        Artificial / no major / max / passable
     3♦       5+♦ / to play
   2♦         Transfer to ♥
    2♥        As requested (not max with 4+support)
   2♥         Transfer to ♠
    2♠        As requested (not max with 4+support)
   2♠         Artificial / slam try / asks for minor
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   2NT         6+minor / 2 of top 3 honours / game try
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
  2♣          16-18 / 5+♣ / passable
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
  2♦          16-18 / 5+♦ / passable
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
   3♣         5-7 / 5+♣
  2♥          16-18 / 5+♥ / passable
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
   3♣         5-7 / 5+♣
   3♦         5-7 / 5+♦
  2♠          Sets trumps (modified keycard)
  2NT          16-18 / 5+♣ unbalanced / passable
  3♣          Sets trumps (modified keycard)
  3♦          Sets trumps (modified keycard)
  3♥          Sets trumps (modified keycard)
 1♥           8+ / 5+♥
  1♠          
   2♠         
    Pass        Min; no cheaper single/void(unless A/K)
    2♣        Stayman but may not have a major
    2♦        5+♦
    2♥        5+♥
    2♠        5+♠
    2NT        5+♣
    3♣        Sets trumps (modified keycard)
    3♦        Sets trumps (modified keycard)
    3♥        Sets trumps (modified keycard)
    3♠        Sets trumps (modified keycard)
  2♥          
   Pass         Min; no cheaper single/void(unless A/K)
   2♣         Stayman but may not have a major
   2♦         5+♦
   2♥         5+♥
   2♠         5+♠
   2NT         5+♣
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
 1♠           8+ / 5+♠
  2♠          
   Pass         Min; no cheaper single/void(unless A/K)
   2♣         Stayman but may not have a major
   2♦         5+♦
   2♥         5+♥
   2♠         5+♠
   2NT         5+♣
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
 1NT           8+ / balanced
  2♣          
   2♦         No major
   2♥         4♥
   2♠         4♠
 2♣           8+ / 5+♣
 2♦           8+ / 5+♦
 2♥           0-4 / 6+♥ / passable %trumpsAreMySuit%
  2♠          To play
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
  3♣          To play
  3♦          To play
 2♠           0-4 / 6+♠ / passable %trumpsAreMySuit%
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
  3♣          To play
  3♦          To play
  3♥          To play
 2NT           8+ / 4441 shape (singleton ♠)
 3♣           8+ / 4441 shape (singleton in ♣)
 3♦           8+ / 4441 shape (singleton in ♦)
 3♥           8+ / 4441 shape (singleton in ♥)
  4NT          Keycard in ♥
 3♠           Minimum; no singleton/void (unless A/K)

1♦             11-15 / 4+♦ (could be 4♦5♣)
 1♥           
  1NT          11-15 / 5♦4-5♣
   2♠         4th suit forcing
  2♣          11-15 / 4-5♦5♣
   2♠         4th suit forcing
  2♦          6+ ♦
 1♠           
  1NT          11-15 / 5♦4-5♣ or 1444 (singleton ♠)
   2♥         4th suit forcing
  2♣          11-15 / 4-5♦5♣
   2♥         4th suit forcing
  2♦          6+ ♦ or 5+♦/4♥
 2♣           
  2♥          
   2♠         4th suit forcing
  2♠          
   3♥         4th suit forcing
 2♦           6-9 and 4+support %trumpsAreMySuit%
 2♥           0-4 / 6+♥ / passable
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 2♠           0-4 / 6+♠ / passable
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 3♦           10-12 and 4+support %trumpsAreMySuit%

1♥             11-15 / 5+♥ / not 5332 shape
 1♠           
  2♣          
   2♦         4th suit forcing
  2♦          
   3♣         4th suit forcing
 2♣           
  2♦          
   2♠         4th suit forcing
  2♠          
   3♦         4th suit forcing
 2♦           
  2♠          
   3♣         4th suit forcing
  3♣          
   3♠         4th suit forcing
 2♥           6-9 / 3+support %trumpsAreMySuit%
  Pass          " "
 2♠           0-4 / 6+♠ / passable
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 2NT           10+ and 3+support %trumpsArePartnersSuit%
  3♣          Singleton/void (not A/K) in bid suit
  3♦          Singleton/void (not A/K) in bid suit
  3♥          Min; no cheaper single/void(unless A/K)
  3♠          Singleton/void (not A/K) in bid suit
  3NT          Max; 5 only; no single/void (unless A/K)
  4♣          Max; 6+; no singleton/void (unless A/K)
  4♥          Good min; no singletn/void (unless A/K)
 3♥           game try with <10 HCP %trumpsAreMySuit%
 4♥           Premptive raise %trumpsAreMySuit%

1♠             11-15 / 5+♠ / not 5332 shape
 2♣           
  2♦          
   2♥         4th suit forcing
  2♥          
   3♦         4th suit forcing
 2♦           
  2♥          
   3♣         4th suit forcing
  3♣          
   3♥         4th suit forcing
 2♥           
  3♣          
   3♦         4th suit forcing
 2♠           6-9 / 3+support %trumpsAreMySuit%
  Pass          " "
 2NT           10+ and 3+support %trumpsArePartnersSuit%
  3♣          Singleton/void (not A/K) in bid suit
  3♦          Singleton/void (not A/K) in bid suit
  3♥          Singleton/void (not A/K) in bid suit
  3♠          Minimum; no singleton/void (unless A/K)
  3NT          Max; 5 only; no single/void (unless A/K)
  4♣          Max; 6+; no singleton/void (unless A/K)
  4♠          Good min; no singletn/void (unless A/K)
 3♠           game try with <10 HCP %trumpsAreMySuit%
 4♠           Premptive raise %trumpsAreMySuit%

1NT             12-15 balanced or 5332 (any suit)
 2♣           Puppet stayman but may not have a major
  2♦          At least one 4 card major / passable
   2♥         4 cards in other major
   2♠         4 cards in other major
   2NT         No major / invite to 3NT
  2♥          5♥ / passable
  2♠          5♠ / passable
  2NT          No major and minimum
  3♣          Artificial / no major / max / passable
   3♦         5+♦ / to play
 2♦           Transfer to ♥
  2♥          As requested (not max with 4+support)
 2♥           Transfer to ♠
  2♠          As requested (not max with 4+support)
 2♠           Artificial / slam try / asks for minor
  2NT          No 4+minor / no 5+major
  3♣          Cheapest 4+minor
  3♦          Cheapest 4+minor
  3♥          5♥
  3♠          5♠
 2NT           6+minor / 2 of top 3 honours / game try
  3♣          Pass or correct to 3D
  3♦          Pass or correct to 3NT
 3♣           Sets trumps (modified keycard)
 3♦           Sets trumps (modified keycard)
 3♥           Sets trumps (modified keycard)
 3♠           Sets trumps (modified keycard)
 4NT           Pass or bid 6NT

2♣             11-15 5+♣ (could have side suit)
 2♦           Query
  2♥          4♥/5+♣
  2♠          4♠/5+♣
  2NT          No major / max / 6+♣
  3♣          No major / min / 6+♣
 2♥           5+♥ / about 8-11 / passable
 2♠           5+♠ / about 8-11 / passable
 2NT           Natural invite
 3♣           Primarily obstructive %trumpsAreMySuit%

2♦             12-15 / 4414 (short ♦) / passable
 2♥           To play
 2♠           To play
 2NT           Invites 3NT
 3♣           To play
 3♦           Artificial asking for min/max
  3♥          Minimum
  3♠          Maximum
 3♥           Sets trumps (modified keycard)
 3♠           Sets trumps (modified keycard)
 4♣           Sets trumps (modified keycard)
 4♦           Sets trumps (modified keycard)

2♥             6-9 and 6♥
 2NT           Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
  3♣          Min / 0-1 of top 3 honours
  3♦          Min / 2 of top 3 honours
  3♥          Max / 0-1 of top 3 honours
  3♠          Max / 2 of top 3 honours
  3NT          Trumps headed by AKQ

2♠             6-9 and 6♠
 2NT           Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
  3♣          Min / 0-1 of top 3 honours
  3♦          Min / 2 of top 3 honours
  3♥          Max / 0-1 of top 3 honours
  3♠          Max / 2 of top 3 honours
  3NT          Trumps headed by AKQ

2NT             Preempt 55 in minors
 4♣           Preemptive raise
 4♦           Preemptive raise

3♣             Preempt (6+)
 4♣           Preemptive raise
 4♦           Keycard in ♣

3♦             Preempt (6+)
 4♣           Keycard in ♦
 4♦           Preemptive raise

3♥             Preempt (7+)
 4♣           Artificial / slam try in ♥
 4♦           Artificial / keycard in ♥

3♠             Preempt (7+)
 4♣           Artificial / slam try in ♠
 4♦           Artificial / keycard in ♠

3NT             Preempt 65 or better in the majors
 4♣           Asks for longer major
  4♦          Equal length (66 shape)
  4♥          Longer suit
  4♠          Longer suit
 4♦           Keycard in ♥
 4NT           Keycard in ♠

4♣             Preempt %trumpsAreMySuit%

4♦             Preempt %trumpsAreMySuit%
 4NT           %4nPopup%

4♥             %trumpsAreMySuit%
 4NT           %4nPopup%

4♠             %trumpsAreMySuit%
 4NT           %4nPopup%
Disturbed bidding
Bidding diagrams
1♣             Precision (16+ any shape)
 (D)           
  Pass          0-4 (or trapping) / any shape
  RD          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / balanced
  2♣          8+ / 5+♣
  2♦          8+ / 5+♦
  2♥          0-4 / 6+♥
   (Any)         
    2♠        To play
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
    3♣        To play
    3♦        To play
   2♠         To play
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
   3♣         To play
   3♦         To play
  2♠          0-4 / 6+♠
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
    3♣        To play
    3♦        To play
    3♥        To play
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
   3♣         To play
   3♦         To play
   3♥         To play
  2NT          8+ / 4441 shape (singleton ♠)
  3♣          8+ / 4441 shape (singleton ♣)
  3♦          8+ / 4441 shape (singleton ♦)
  3♥          8+ / 4441 shape (singleton ♥)
   (Any)         
    4NT        Keycard in ♥
   4NT         Keycard in ♥
 (1♦)           
  Pass          0-4 (or trapping) / any shape
  RD          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / balanced
  2♣          8+ / 5+♣
  2♦          8+ / 5+♦
  2♥          0-4 / 6+♥
   (Any)         
    2♠        To play
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
    3♣        To play
    3♦        To play
   2♠         To play
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
   3♣         To play
   3♦         To play
  2♠          0-4 / 6+♠
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
    3♣        To play
    3♦        To play
    3♥        To play
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
   3♣         To play
   3♦         To play
   3♥         To play
  2NT          8+ / 4441 shape (singleton ♠)
  3♣          8+ / 4441 shape (singleton ♣)
  3♦          8+ / 4441 shape (singleton ♦)
  3♥          8+ / 4441 shape (singleton ♥)
   (Any)         
    4NT        Keycard in ♥
   4NT         Keycard in ♥
 (1♥)           
  Pass          0-4 (or trapping) / any shape
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / balanced
  2♣          8+ / 5+♣
  2♦          8+ / 5+♦
  2♥          0-4 / 6+♥
  2♠          0-4 / 6+♠
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
    3♣        To play
    3♦        To play
    3♥        To play
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
   3♣         To play
   3♦         To play
   3♥         To play
  2NT          8+ / 4441 shape (singleton ♠)
  3♣          8+ / 4441 shape (singleton ♣)
  3♦          8+ / 4441 shape (singleton ♦)
  3♥          8+ / 4441 shape (singleton ♥)
   (Any)         
    4NT        Keycard in ♥
   4NT         Keycard in ♥
 (1♠)           
  Pass          0-4 (or trapping) / any shape
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / balanced
  2♣          8+ / 5+♣
  2♦          8+ / 5+♦
  2♥          8+ / 5+♥
  2♠          8+ / 5+♠
  2NT          8+ / 4441 shape (singleton ♠)
  3♣          8+ / 4441 shape (singleton ♣)
  3♦          8+ / 4441 shape (singleton ♦)
  3♥          8+ / 4441 shape (singleton ♥)
   (Any)         
    4NT        Keycard in ♥
   4NT         Keycard in ♥
 (1NT)           
  Pass          0-4 (or trapping) / any shape
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / normally no 5+suit
  2♣          8+ / 5+♣
  2♦          8+ / 5+♦
  2♥          8+ / 5+♥
  2♠          8+ / 5+♠
  2NT          8+ with hold(s) / normally no 5+suit
  Any          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
 (2♣)           
  Pass          0-4 (or trapping) / any shape
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / normally no 5+suit
  2♣          8+ / 5+♣
  2NT          8+ with hold(s) / normally no 5+suit
 (2♦)           
  Pass          0-4 (or trapping) / any shape
  RD          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / normally no 5+suit
  2♦          8+ / 5+♦
  2NT          8+ with hold(s) / normally no 5+suit
 (2♥)           
  Pass          0-4 (or trapping) / any shape
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / normally no 5+suit
  2♥          8+ / 5+♥
  2NT          8+ with hold(s) / normally no 5+suit
 (2♠)           
  Pass          0-4 (or trapping) / any shape
  D          5-7 / any shape
  1♦          8+ / 5+♦
  1♥          8+ / 5+♥
  1♠          8+ / 5+♠
  1NT          8+ with hold(s) / normally no 5+suit
  2♠          8+ / 5+♠
  2NT          8+ with hold(s) / normally no 5+suit
 (Any)           
  1♥          
   (Any)         
    1♠        
     (Any)       
      2♠      
       (Any)     
        2♣    Stayman but may not have a major
        2♦    5+♦
        2♥    5+♥
        2♠    5+♠
        2NT    5+♣
        3♣    Sets trumps (modified keycard)
        3♦    Sets trumps (modified keycard)
        3♥    Sets trumps (modified keycard)
        3♠    Sets trumps (modified keycard)
       Any     Min; no cheaper single/void(unless A/K)
    2♥        
     (Any)       
      2♣      Stayman but may not have a major
      2♦      5+♦
      2♥      5+♥
      2♠      5+♠
      2NT      5+♣
      3♣      Sets trumps (modified keycard)
      3♦      Sets trumps (modified keycard)
      3♥      Sets trumps (modified keycard)
      3♠      Sets trumps (modified keycard)
     Any       Min; no cheaper single/void(unless A/K)
  1♠          
   (Any)         
    2♠        
     (Any)       
      2♣      Stayman but may not have a major
      2♦      5+♦
      2♥      5+♥
      2♠      5+♠
      2NT      5+♣
      3♣      Sets trumps (modified keycard)
      3♦      Sets trumps (modified keycard)
      3♥      Sets trumps (modified keycard)
      3♠      Sets trumps (modified keycard)
     Any       Min; no cheaper single/void(unless A/K)
  1NT          
   (Any)         
    2♣        
     (2♦)       
      Pass      No major
     (2♥)       
      D      Other major
     (2♠)       
      D      Other major
     (Any)       
      2♦      No major
      2♥      4♥
      2♠      4♠
 1♦           Artificial / 0-7 / any shape
  1♥          Artificial / 19+ / any shape
   (D)         
    3♥        
     (Any)       
      4NT      Keycard in ♥
     4NT       Keycard in ♥
   (1♠)         
    3♥        
     (Any)       
      4NT      Keycard in ♥
     4NT       Keycard in ♥
   (Any)         
    1NT        
     (Any)       
      2♣      
       (2♦)     
        Pass    No major
       (2♥)     
        D    Other major
       (2♠)     
        D    Other major
       (Any)     
        2♦    No major
        2♥    4♥
        2♠    4♠
   1♠         Artificial / 0-4 / any shape
    1NT        19-22 balanced (or nearly)
     (D)       
      Pass      Asks for XX (will pass XX or scramble)
       RD     
        Pass    Converting XX to penalties
        2♣    4+♣ and a higher 4+suit
        2♦    4+♦ and a 4+major
        2♥    4+/4+ in the majors
       2♣     5♣ (chose not to redouble)
       2♦     5♦ (chose not to redouble)
       2♥     5♥ (chose not to redouble)
       2♠     5♠ (chose not to redouble)
      RD      Takeout / dead flat hand
      2♣      5+♣ / to play
      2♦      5+♦ / to play
      2♥      5+♥ / to play
      2♠      5+♠ / to play
     2♣       Puppet stayman but may not have a major
      2♦      At least one 4 card major / passable
       2♥     4 cards in other major
       2♠     4 cards in other major
       2NT     No major / invite to 3NT
      2♥      5♥ / passable
      2♠      5♠ / passable
      2NT      No major and minimum
      3♣      Artificial / no major / max / passable
       3♦     5+♦ / to play
     2♦       Transfer to ♥
      (D)      
       Pass     2 card support
       2♥     3+card support (not max with 4+support)
      2♥      As requested (not max with 4+support)
     2♥       Transfer to ♠
      (D)      
       Pass     2 card support
       2♠     3+card support (not max with 4+support)
      2♠      As requested (not max with 4+support)
     2♠       Artificial / slam try / asks for minor
      (Any)      
       2NT     No 4+minor / no 5+major
       3♣     Cheapest 4+minor
       3♦     Cheapest 4+minor
       3♥     5♥
       3♠     5♠
      2NT      No 4+minor / no 5+major
      3♣      Cheapest 4+minor
      3♦      Cheapest 4+minor
      3♥      5♥
      3♠      5♠
     2NT       6+minor / 2 of top 3 honours / game try
      (Any)      
       3♣     Pass or correct to 3D
       3♦     Pass or correct to 3NT
      3♣      Pass or correct to 3D
      3♦      Pass or correct to 3NT
     3♣       Sets trumps (modified keycard)
     3♦       Sets trumps (modified keycard)
     3♥       Sets trumps (modified keycard)
     3♠       Sets trumps (modified keycard)
    2♣        Artificial / GF or 23+balanced
     2♦       Artificial / denies an ace or king
      2♥      Game force
      2♠      Game force
      2NT      23-25(?) balanced-ish
       3♣     Puppet stayman
        3♦    At least one 4 card major
         3♥   4 cards in other major
         3♠   4 cards in other major
        3♥    5♥
        3♠    5♠
        3NT    No major
       3♦     Transfer to ♥
       3♥     Transfer to ♠
       3♠     5♠4♥ (forcing)
      3♣      Game force
      3♦      Game force
      3♥      Sets trumps (modified keycard)
      3♠      Sets trumps (modified keycard)
      4♣      Sets trumps (modified keycard)
      4♦      Sets trumps (modified keycard)
     2♥       5+♥ / has an A or K
     2♠       5+♠ / has an A or K
     2NT       Balanced or 4441 shape / has an A or K
     3♣       5+♣ / has an A or K
     3♦       5+♦ / has an A or K
    2♦        5+♦ / passable
    2♥        5+♥ / passable
    2♠        5+♠ / passable
    2NT        5+♣ unbalanced / passable
    3♣        6+♣ / passable
   1NT         5-7 balanced
    2♣        
     (2♦)       
      Pass      No major
     (2♥)       
      D      Other major
     (2♠)       
      D      Other major
     2♦       No major
     2♥       4♥
     2♠       4♠
   2♣         5-7 / 5+♣
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / 4441 shape (singleton ♠)
   3♣         5-7 / 4441 shape (singleton ♣)
   3♦         5-7 / 4441 shape (singleton ♦)
   3♥         5-7 / 4441 shape (singleton ♥)
    (Any)        
     4NT       Keycard in ♥
    4NT        Keycard in ♥
  1♠          16-18 / 5+♠ / passable
   (Any)         
    1NT        5-7 with hold(s) / normally no 5+suit
    2♣        5-7 / 5+♣
    2♦        5-7 / 5+♦
    2♥        5-7 / 5+♥
   1NT         5-7 with hold(s) / normally no 5+suit
   2♣         5-7 / 5+♣
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
  1NT          16-18 balanced or 5332 (but not 5♠)
   (D)         
    Pass        Asks for XX (will pass XX or scramble)
     RD       
      Pass      Converting XX to penalties
      2♣      4+♣ and a higher 4+suit
      2♦      4+♦ and a 4+major
      2♥      4+/4+ in the majors
     2♣       5♣ (chose not to redouble)
     2♦       5♦ (chose not to redouble)
     2♥       5♥ (chose not to redouble)
     2♠       5♠ (chose not to redouble)
    RD        Takeout / dead flat hand
    2♣        5+♣ / to play
    2♦        5+♦ / to play
    2♥        5+♥ / to play
    2♠        5+♠ / to play
   2♣         Puppet stayman but may not have a major
    2♦        At least one 4 card major / passable
     2♥       4 cards in other major
     2♠       4 cards in other major
     2NT       No major / invite to 3NT
    2♥        5♥ / passable
    2♠        5♠ / passable
    2NT        No major and minimum
    3♣        Artificial / no major / max / passable
     3♦       5+♦ / to play
   2♦         Transfer to ♥
    (D)        
     Pass       2 card support
     2♥       3+card support (not max with 4+support)
    2♥        As requested (not max with 4+support)
   2♥         Transfer to ♠
    (D)        
     Pass       2 card support
     2♠       3+card support (not max with 4+support)
    2♠        As requested (not max with 4+support)
   2♠         Artificial / slam try / asks for minor
    (Any)        
     2NT       No 4+minor / no 5+major
     3♣       Cheapest 4+minor
     3♦       Cheapest 4+minor
     3♥       5♥
     3♠       5♠
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   2NT         6+minor / 2 of top 3 honours / game try
    (Any)        
     3♣       Pass or correct to 3D
     3♦       Pass or correct to 3NT
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
  2♣          16-18 / 5+♣ / passable
   (Any)         
    2♦        5-7 / 5+♦
    2♥        5-7 / 5+♥
    2♠        5-7 / 5+♠
    2NT        5-7 with hold(s) / normally no 5+suit
   2♦         5-7 / 5+♦
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
  2♦          16-18 / 5+♦ / passable
   (Any)         
    2♥        5-7 / 5+♥
    2♠        5-7 / 5+♠
    2NT        5-7 with hold(s) / normally no 5+suit
    3♣        5-7 / 5+♣
   2♥         5-7 / 5+♥
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
   3♣         5-7 / 5+♣
  2♥          16-18 / 5+♥ / passable
   (Any)         
    2♠        5-7 / 5+♠
    2NT        5-7 with hold(s) / normally no 5+suit
    3♣        5-7 / 5+♣
    3♦        5-7 / 5+♦
   2♠         5-7 / 5+♠
   2NT         5-7 / normally no 5+suit
   3♣         5-7 / 5+♣
   3♦         5-7 / 5+♦
  2♠          Sets trumps (modified keycard)
  2NT          16-18 / 5+♣ unbalanced / passable
  3♣          Sets trumps (modified keycard)
  3♦          Sets trumps (modified keycard)
  3♥          Sets trumps (modified keycard)
 1♥           8+ / 5+♥
  1♠          
   2♠         
    Pass        Min; no cheaper single/void(unless A/K)
    2♣        Stayman but may not have a major
    2♦        5+♦
    2♥        5+♥
    2♠        5+♠
    2NT        5+♣
    3♣        Sets trumps (modified keycard)
    3♦        Sets trumps (modified keycard)
    3♥        Sets trumps (modified keycard)
    3♠        Sets trumps (modified keycard)
  2♥          
   Pass         Min; no cheaper single/void(unless A/K)
   2♣         Stayman but may not have a major
   2♦         5+♦
   2♥         5+♥
   2♠         5+♠
   2NT         5+♣
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
 1♠           8+ / 5+♠
  2♠          
   Pass         Min; no cheaper single/void(unless A/K)
   2♣         Stayman but may not have a major
   2♦         5+♦
   2♥         5+♥
   2♠         5+♠
   2NT         5+♣
   3♣         Sets trumps (modified keycard)
   3♦         Sets trumps (modified keycard)
   3♥         Sets trumps (modified keycard)
   3♠         Sets trumps (modified keycard)
 1NT           8+ / balanced
  2♣          
   (2♦)         
    Pass        No major
   (2♥)         
    D        Other major
   (2♠)         
    D        Other major
   2♦         No major
   2♥         4♥
   2♠         4♠
 2♣           8+ / 5+♣
 2♦           8+ / 5+♦
 2♥           0-4 / 6+♥ / passable %trumpsAreMySuit%
  (Any)          
   2♠         To play
   2NT         Ogust (asks for points / trump quality)
    (Any)        
     3♣       Min / none of top 3 honours
     3♦       Min / one of top 3 honours
     3♥       Max / none of top 3 honours
     3♠       Max/ one of top 3 honours
   3♣         To play
   3♦         To play
  2♠          To play
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
  3♣          To play
  3♦          To play
 2♠           0-4 / 6+♠ / passable %trumpsAreMySuit%
  (Any)          
   2NT         Ogust (asks for points / trump quality)
    (Any)        
     3♣       Min / none of top 3 honours
     3♦       Min / one of top 3 honours
     3♥       Max / none of top 3 honours
     3♠       Max/ one of top 3 honours
   3♣         To play
   3♦         To play
   3♥         To play
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
  3♣          To play
  3♦          To play
  3♥          To play
 2NT           8+ / 4441 shape (singleton ♠)
 3♣           8+ / 4441 shape (singleton in ♣)
 3♦           8+ / 4441 shape (singleton in ♦)
 3♥           8+ / 4441 shape (singleton in ♥)
  (Any)          
   4NT         Keycard in ♥
  4NT          Keycard in ♥
 3♠           Minimum; no singleton/void (unless A/K)

1♦             11-15 / 4+♦ (could be 4♦5♣)
 (D)           
  2♥          0-4 / 6+♥ / passable
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
  2♠          0-4 / 6+♠ / passable
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
 (1♥)           
  D          
   (Any)         
    1NT        11-15 / 5♦4-5♣
    2♣        11-15 / 4-5♦5♣
   1NT         11-15 / 5♦4-5♣
   2♣         11-15 / 4-5♦5♣
   2♦         6+ ♦ or 5+♦/4♥
  2♠          0-4 / 6+♠ / passable
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
 (1♠)           
  D          
   (Any)         
    1NT        11-15 / 5♦4-5♣ or 1444 (singleton ♠)
    2♣        11-15 / 4-5♦5♣
   1NT         11-15 / 5♦4-5♣ or 1444 (singleton ♠)
   2♣         11-15 / 4-5♦5♣
   2♦         6+ ♦ or 5+♦/4major
 (1NT)           
  Pass          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
  Any          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
 (Any)           
  1♥          
   (Any)         
    1NT        11-15 / 5♦4-5♣
    2♣        11-15 / 4-5♦5♣
   2♦         6+ ♦
  1♠          
   (Any)         
    1NT        11-15 / 5♦4-5♣ or 1444 (singleton ♠)
    2♣        11-15 / 4-5♦5♣
   2♦         6+ ♦ or 5+♦/4♥
  2♦          6-9 and 4+support %trumpsAreMySuit%
  3♦          10-12 and 4+support %trumpsAreMySuit%
 1♥           
  1NT          11-15 / 5♦4-5♣
   2♠         4th suit forcing
  2♣          11-15 / 4-5♦5♣
   2♠         4th suit forcing
  2♦          6+ ♦
 1♠           
  1NT          11-15 / 5♦4-5♣ or 1444 (singleton ♠)
   2♥         4th suit forcing
  2♣          11-15 / 4-5♦5♣
   2♥         4th suit forcing
  2♦          6+ ♦ or 5+♦/4♥
 2♣           
  2♥          
   2♠         4th suit forcing
  2♠          
   3♥         4th suit forcing
 2♦           6-9 and 4+support %trumpsAreMySuit%
 2♥           0-4 / 6+♥ / passable
  (Any)          
   2NT         Ogust (asks for points / trump quality)
    (Any)        
     3♣       Min / none of top 3 honours
     3♦       Min / one of top 3 honours
     3♥       Max / none of top 3 honours
     3♠       Max/ one of top 3 honours
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 2♠           0-4 / 6+♠ / passable
  (Any)          
   2NT         Ogust (asks for points / trump quality)
    (Any)        
     3♣       Min / none of top 3 honours
     3♦       Min / one of top 3 honours
     3♥       Max / none of top 3 honours
     3♠       Max/ one of top 3 honours
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 3♦           10-12 and 4+support %trumpsAreMySuit%

1♥             11-15 / 5+♥ / not 5332 shape
 (D)           
  2♥          6-9 / 3+support %trumpsAreMySuit%
  2♠          0-4 / 6+♠ / passable
   (Any)         
    2NT        Ogust (asks for points / trump quality)
     (Any)       
      3♣      Min / none of top 3 honours
      3♦      Min / one of top 3 honours
      3♥      Max / none of top 3 honours
      3♠      Max/ one of top 3 honours
   2NT         Ogust (asks for points / trump quality)
    3♣        Min / none of top 3 honours
    3♦        Min / one of top 3 honours
    3♥        Max / none of top 3 honours
    3♠        Max/ one of top 3 honours
  3♥          game try with <10 HCP %trumpsAreMySuit%
  4♥          Premptive raise %trumpsAreMySuit%
 (1NT)           
  Pass          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
  Any          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
 (Any)           
  2♥          %trumpsAreMySuit%
   (D)         
    RD        Game try
    3♥        Competitive
   (2♠)         
    D        Game try
    3♥        Competitive
   (2NT)         
    D        Game try
    3♥        Competitive
   (3♣)         
    D        Game try
    3♥        Competitive
   (3♦)         
    3♥        Competitive
   Any         " "
  2NT          10+ and 3+support %trumpsArePartnersSuit%
   (3♣)         
    D        Singleton/void (not A/K) in bid suit
   (3♦)         
    Pass        Singleton/void (not A/K) in ♣
   (3♥)         
    Pass        Singletn/void (not A/K) in cheaper suit
    D        Singleton/void (not A/K) in bid suit
   (3♠)         
    D        Singleton/void (not A/K) in bid suit
   (Any)         
    3♣        Singleton/void (not A/K) in bid suit
    3♦        Singleton/void (not A/K) in bid suit
    3♥        Min; no cheaper single/void(unless A/K)
    3♠        Singleton/void (not A/K) in bid suit
    3NT        Max; 5 only; no single/void (unless A/K)
    4♣        Max; 6+; no singleton/void (unless A/K)
    4♥        Good min; no singletn/void (unless A/K)
  3♥          %trumpsAreMySuit%
  4♥          %trumpsAreMySuit%
 1♠           
  2♣          
   2♦         4th suit forcing
  2♦          
   3♣         4th suit forcing
 2♣           
  2♦          
   2♠         4th suit forcing
  2♠          
   3♦         4th suit forcing
 2♦           
  2♠          
   3♣         4th suit forcing
  3♣          
   3♠         4th suit forcing
 2♥           6-9 / 3+support %trumpsAreMySuit%
  (D)          
   RD         Game try
   3♥         Competitive
  (2♠)          
   D         Game try
   3♥         Competitive
  (2NT)          
   D         Game try
   3♥         Competitive
  (3♣)          
   D         Game try
   3♥         Competitive
  (3♦)          
   3♥         Competitive
  Pass          " "
 2♠           0-4 / 6+♠ / passable
  (Any)          
   2NT         Ogust (asks for points / trump quality)
    (Any)        
     3♣       Min / none of top 3 honours
     3♦       Min / one of top 3 honours
     3♥       Max / none of top 3 honours
     3♠       Max/ one of top 3 honours
  2NT          Ogust (asks for points / trump quality)
   3♣         Min / none of top 3 honours
   3♦         Min / one of top 3 honours
   3♥         Max / none of top 3 honours
   3♠         Max/ one of top 3 honours
 2NT           10+ and 3+support %trumpsArePartnersSuit%
  (3♣)          
   D         Singleton/void (not A/K) in bid suit
  (3♦)          
   Pass         Singleton/void (not A/K) in ♣
  (3♥)          
   Pass         Singletn/void (not A/K) in cheaper suit
   D         Singleton/void (not A/K) in bid suit
  (3♠)          
   D         Singleton/void (not A/K) in bid suit
  3♣          Singleton/void (not A/K) in bid suit
  3♦          Singleton/void (not A/K) in bid suit
  3♥          Min; no cheaper single/void(unless A/K)
  3♠          Singleton/void (not A/K) in bid suit
  3NT          Max; 5 only; no single/void (unless A/K)
  4♣          Max; 6+; no singleton/void (unless A/K)
  4♥          Good min; no singletn/void (unless A/K)
 3♥           game try with <10 HCP %trumpsAreMySuit%
 4♥           Premptive raise %trumpsAreMySuit%

1♠             11-15 / 5+♠ / not 5332 shape
 (D)           
  2♠          6-9 / 3+support %trumpsAreMySuit%
  3♠          game try with <10 HCP %trumpsAreMySuit%
  4♠          Premptive raise %trumpsAreMySuit%
 (1NT)           
  Pass          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
  Any          
   (2♠)         
    2NT        No 4+minor / no 5+major
    3♣        Cheapest 4+minor
    3♦        Cheapest 4+minor
    3♥        5♥
    3♠        5♠
   (2NT)         
    3♣        Pass or correct to 3D
    3♦        Pass or correct to 3NT
 (Any)           
  2♠          %trumpsAreMySuit%
   (D)         
    RD        Game try
    3♠        Competitive
   (2NT)         
    3♠        Competitive
   (3♣)         
    3♠        Competitive
   (3♦)         
    3♠        Competitive
   (3♥)         
    3♠        Competitive
   Any         " "
  2NT          10+ and 3+support %trumpsArePartnersSuit%
   (3♣)         
    D        Singleton/void (not A/K) in bid suit
   (3♦)         
    Pass        Singleton/void (not A/K) in ♣
   (3♥)         
    D        Singleton/void (not A/K) in bid suit
   (3♠)         
    Pass        Singletn/void (not A/K) in cheaper suit
    D        Singleton/void (not A/K) in bid suit
   (Any)         
    3♣        Singleton/void (not A/K) in bid suit
    3♦        Singleton/void (not A/K) in bid suit
    3♥        Singleton/void (not A/K) in bid suit
    3♠        Minimum; no singleton/void (unless A/K)
    3NT        Max; 5 only; no single/void (unless A/K)
    4♣        Max; 6+; no singleton/void (unless A/K)
    4♠        Good min; no singletn/void (unless A/K)
  3♠          %trumpsAreMySuit%
  4♠          %trumpsAreMySuit%
 2♣           
  2♦          
   2♥         4th suit forcing
  2♥          
   3♦         4th suit forcing
 2♦           
  2♥          
   3♣         4th suit forcing
  3♣          
   3♥         4th suit forcing
 2♥           
  3♣          
   3♦         4th suit forcing
 2♠           6-9 / 3+support %trumpsAreMySuit%
  (D)          
   RD         Game try
   3♠         Competitive
  (2NT)          
   3♠         Competitive
  (3♣)          
   3♠         Competitive
  (3♦)          
   3♠         Competitive
  (3♥)          
   3♠         Competitive
  Pass          " "
 2NT           10+ and 3+support %trumpsArePartnersSuit%
  (3♣)          
   D         Singleton/void (not A/K) in bid suit
  (3♦)          
   Pass         Singleton/void (not A/K) in ♣
  (3♥)          
   D         Singleton/void (not A/K) in bid suit
  (3♠)          
   Pass         Singletn/void (not A/K) in cheaper suit
   D         Singleton/void (not A/K) in bid suit
  3♣          Singleton/void (not A/K) in bid suit
  3♦          Singleton/void (not A/K) in bid suit
  3♥          Singleton/void (not A/K) in bid suit
  3♠          Minimum; no singleton/void (unless A/K)
  3NT          Max; 5 only; no single/void (unless A/K)
  4♣          Max; 6+; no singleton/void (unless A/K)
  4♠          Good min; no singletn/void (unless A/K)
 3♠           game try with <10 HCP %trumpsAreMySuit%
 4♠           Premptive raise %trumpsAreMySuit%

1NT             12-15 balanced or 5332 (any suit)
 (D)           
  Pass          Asks for XX (will pass XX or scramble)
   RD         
    Pass        Converting XX to penalties
    2♣        4+♣ and a higher 4+suit
    2♦        4+♦ and a 4+major
    2♥        4+/4+ in the majors
   2♣         5♣ (chose not to redouble)
   2♦         5♦ (chose not to redouble)
   2♥         5♥ (chose not to redouble)
   2♠         5♠ (chose not to redouble)
  RD          Takeout / dead flat hand
  2♣          5+♣ / to play
  2♦          5+♦ / to play
  2♥          5+♥ / to play
  2♠          5+♠ / to play
 (2♣)           
  D          Invite+ / not always balanced
  2♦          5+♦ / competitive
  2♥          5+♥ / competitive
  2♠          5+♠ / competitive
  2NT          Lebensohl (partner will bid 3C)
   3♣         Forced (passable)
 (2♦)           
  2♦          5+♦ / competitive
  2♥          5+♥ / competitive
  2♠          5+♠ / competitive
  2NT          Lebensohl (partner will bid 3C)
   3♣         Forced (passable)
 (2♥)           
  D          Invite+ / not always balanced
  2♦          5+♦ / competitive
  2♥          5+♥ / competitive
  2♠          5+♠ / competitive
  2NT          Lebensohl (partner will bid 3C)
   3♣         Forced (passable)
 (2♠)           
  D          Invite+ / not always balanced
  2♦          5+♦ / competitive
  2♥          5+♥ / competitive
  2♠          5+♠ / competitive
  2NT          Lebensohl (partner will bid 3C)
   3♣         Forced (passable)
 (Any)           
  4NT          Pass or bid 6NT
 2♣           Puppet stayman but may not have a major
  2♦          At least one 4 card major / passable
   2♥         4 cards in other major
   2♠         4 cards in other major
   2NT         No major / invite to 3NT
  2♥          5♥ / passable
  2♠          5♠ / passable
  2NT          No major and minimum
  3♣          Artificial / no major / max / passable
   3♦         5+♦ / to play
 2♦           Transfer to ♥
  (D)          
   Pass         2 card support
   2♥         3+card support (not max with 4+support)
  2♥          As requested (not max with 4+support)
 2♥           Transfer to ♠
  (D)          
   Pass         2 card support
   2♠         3+card support (not max with 4+support)
  2♠          As requested (not max with 4+support)
 2♠           Artificial / slam try / asks for minor
  (Any)          
   2NT         No 4+minor / no 5+major
   3♣         Cheapest 4+minor
   3♦         Cheapest 4+minor
   3♥         5♥
   3♠         5♠
  2NT          No 4+minor / no 5+major
  3♣          Cheapest 4+minor
  3♦          Cheapest 4+minor
  3♥          5♥
  3♠          5♠
 2NT           6+minor / 2 of top 3 honours / game try
  (Any)          
   3♣         Pass or correct to 3D
   3♦         Pass or correct to 3NT
  3♣          Pass or correct to 3D
  3♦          Pass or correct to 3NT
 3♣           Sets trumps (modified keycard)
 3♦           Sets trumps (modified keycard)
 3♥           Sets trumps (modified keycard)
 3♠           Sets trumps (modified keycard)
 4NT           Pass or bid 6NT

2♣             11-15 5+♣ (could have side suit)
 (2♦)           
  D          
   2♥         4♥/5+♣
   2♠         4♠/5+♣
   2NT         No major / max with hold(s)
   3♣         No major / min
 (2♥)           
  D          4!%suitBid% in other major
 (2♠)           
  D          4!%suitBid% in other major
 (Any)           
  2♦          Query
   (2♥)         
    Pass        Min / denies other major
    D        Other major
    2NT        Max with hold(s)
    3♣        Max (no hold)
   (2♠)         
    Pass        Min / denies other major
    D        Other major
    2NT        Max with hold(s)
    3♣        Max (no hold)
   2♥         4♥/5+♣
   2♠         4♠/5+♣
   2NT         No major / max / 6+♣
   3♣         No major / min / 6+♣
  2♥          5+♥ / about 8-11 / passable
  2♠          5+♠ / about 8-11 / passable
  2NT          Natural invite with hold(s)
  3♣          Primarily obstructive %trumpsAreMySuit%
 2♦           Query
  (2♥)          
   Pass         Min / denies other major
   D         Other major
   2NT         Max with hold(s)
   3♣         Max (no hold)
  (2♠)          
   Pass         Min / denies other major
   D         Other major
   2NT         Max with hold(s)
   3♣         Max (no hold)
  2♥          4♥/5+♣
  2♠          4♠/5+♣
  2NT          No major / max / 6+♣
  3♣          No major / min / 6+♣
 2♥           5+♥ / about 8-11 / passable
 2♠           5+♠ / about 8-11 / passable
 2NT           Natural invite
 3♣           Primarily obstructive %trumpsAreMySuit%

2♦             12-15 / 4414 (short ♦) / passable
 (D)           
  Pass          To play
  RD          To play
 (Any)           
  D          Penalties
  2♥          To play
  2♠          To play
  2NT          Invites 3NT
  3♣          To play
  3♦          Artificial asking for min/max
   (D)         
    3♥        Minimum
    3♠        Maximum
   3♥         Minimum
   3♠         Maximum
  3♥          Sets trumps (modified keycard)
  3♠          Sets trumps (modified keycard)
  4♣          Sets trumps (modified keycard)
  4♦          Sets trumps (modified keycard)
 2♥           To play
 2♠           To play
 2NT           Invites 3NT
 3♣           To play
 3♦           Artificial asking for min/max
  (D)          
   3♥         Minimum
   3♠         Maximum
  3♥          Minimum
  3♠          Maximum
 3♥           Sets trumps (modified keycard)
 3♠           Sets trumps (modified keycard)
 4♣           Sets trumps (modified keycard)
 4♦           Sets trumps (modified keycard)

2♥             6-9 and 6♥
 (Any)           
  2NT          Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
   3♣         Min / 0-1 of top 3 honours
   3♦         Min / 2 of top 3 honours
   3♥         Max / 0-1 of top 3 honours
   3♠         Max / 2 of top 3 honours
   3NT         Trumps headed by AKQ
 2NT           Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
  3♣          Min / 0-1 of top 3 honours
  3♦          Min / 2 of top 3 honours
  3♥          Max / 0-1 of top 3 honours
  3♠          Max / 2 of top 3 honours
  3NT          Trumps headed by AKQ

2♠             6-9 and 6♠
 (Any)           
  2NT          Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
   3♣         Min / 0-1 of top 3 honours
   3♦         Min / 2 of top 3 honours
   3♥         Max / 0-1 of top 3 honours
   3♠         Max / 2 of top 3 honours
   3NT         Trumps headed by AKQ
 2NT           Ogust (asks for points / trump quality) %trumpsArePartnersSuit%
  3♣          Min / 0-1 of top 3 honours
  3♦          Min / 2 of top 3 honours
  3♥          Max / 0-1 of top 3 honours
  3♠          Max / 2 of top 3 honours
  3NT          Trumps headed by AKQ

2NT             Preempt 55 in minors
 4♣           Preemptive raise
 4♦           Preemptive raise

3♣             Preempt (6+)
 4♣           Preemptive raise
 4♦           Keycard in ♣

3♦             Preempt (6+)
 4♣           Keycard in ♦
 4♦           Preemptive raise

3♥             Preempt (7+)
 (Any)           
  4♣          Artificial / slam try in ♥
  4♦          Artificial / keycard in ♥
 4♣           Artificial / slam try in ♥
 4♦           Artificial / keycard in ♥

3♠             Preempt (7+)
 (Any)           
  4♣          Artificial / slam try in ♠
  4♦          Artificial / keycard in ♠
 4♣           Artificial / slam try in ♠
 4♦           Artificial / keycard in ♠

3NT             Preempt 65 or better in the majors
 (Any)           
  4♣          Asks for longer major
   (Any)         
    4♦        Equal length (66 shape)
    4♥        Longer suit
    4♠        Longer suit
  4♦          Keycard in ♥
  4NT          Keycard in ♠
 4♣           Asks for longer major
  4♦          Equal length (66 shape)
  4♥          Longer suit
  4♠          Longer suit
 4♦           Keycard in ♥
 4NT           Keycard in ♠

4♣             Preempt %trumpsAreMySuit%

4♦             Preempt %trumpsAreMySuit%
 (Any)           
  4NT          %4nPopup%
 4NT           %4nPopup%

4♥             %trumpsAreMySuit%
 (Any)           
  4NT          %4nPopup%
 4NT           %4nPopup%

4♠             %trumpsAreMySuit%
 (Any)           
  4NT          %4nPopup%
 4NT           %4nPopup%
Defensive bidding
Bidding diagrams
(1♣)         
 Pass        
  (1♦)       
   1NT      Both minors (obstructive)
  (1♥)       
   D      Normally 44 or better in other 2 suits
  (1♠)       
   D      Normally 44 or better in other 2 suits
  (Any)       
   1NT      
    (D)     
     Pass    Asks for XX (will pass XX or scramble)
      RD   
       Pass  Converting XX to penalties
       2♣  4+♣ and a higher 4+suit
       2♦  4+♦ and a 4+major
       2♥  4+/4+ in the majors
      2♣   5♣ (chose not to redouble)
     RD    Takeout / dead flat hand
     2♣    5+♣ / to play
    (Any)     
     2♣    To play
     2♦    To play
     2♥    To play
     2♠    To play
     3♣    Obstructive/preemptive
     3♦    Obstructive/preemptive
     3♥    Obstructive/preemptive
     3♠    Obstructive/preemptive
     4♣    Obstructive/preemptive
     4♦    Obstructive/preemptive
     4♥    Obstructive/preemptive
     4♠    Obstructive/preemptive
     5♣    Obstructive/preemptive
     5♦    Obstructive/preemptive
     5♥    Obstructive/preemptive
     5♠    Obstructive/preemptive
     6♣    Obstructive/preemptive
     6♦    Obstructive/preemptive
     6♥    Obstructive/preemptive
     6♠    Obstructive/preemptive
     7♣    Obstructive/preemptive
     7♦    Obstructive/preemptive
     7♥    Obstructive/preemptive
     7♠    Obstructive/preemptive
    2♣     Puppet stayman but may not have a major
     2♦    At least one 4 card major / passable
      2♥   4 cards in other major
      2♠   4 cards in other major
      2NT   No major / invite to 3NT
     2♥    5♥ / passable
     2♠    5♠ / passable
     2NT    No major and minimum
     3♣    Artificial / no major / max / passable
      3♦   5+♦ / to play
    2♦     Transfer to ♥
     (D)    
      Pass   2 card support
      2♥   3+card support (not max with 4+support)
     2♥    As requested (not max with 4+support)
    2♥     Transfer to ♠
     (D)    
      Pass   2 card support
      2♠   3+card support (not max with 4+support)
     2♠    As requested (not max with 4+support)
    2♠     Artificial / slam try / asks for minor
     (Any)    
      2NT   No 4+minor / no 5+major
      3♣   Cheapest 4+minor
      3♦   Cheapest 4+minor
      3♥   5♥
      3♠   5♠
    2NT     6+minor / 2 of top 3 honours / game try
     (Any)    
      3♣   Pass or correct to 3D
      3♦   Pass or correct to 3NT
    3♣     Sets trumps (modified keycard)
   2NT      Preemptive / 55 in minors
  1NT       15-18 with hold(s)
   (D)      
    Pass     Asks for XX (will pass XX or scramble)
     RD    
      Pass   Converting XX to penalties
      2♣   4+♣ and a higher 4+suit
      2♦   4+♦ and a 4+major
      2♥   4+/4+ in the majors
     2♣    5♣ (chose not to redouble)
    RD     Takeout / dead flat hand
    2♣     5+♣ / to play
   2♣      To play
    2♦     At least one 4 card major / passable
     2♥    4 cards in other major
     2♠    4 cards in other major
     2NT    No major / invite to 3NT
    2♥     5♥ / passable
    2♠     5♠ / passable
    2NT     No major and minimum
    3♣     Artificial / no major / max / passable
     3♦    5+♦ / to play
   2♦      To play
    (D)     
     Pass    2 card support
     2♥    3+card support (not max with 4+support)
    2♥     As requested (not max with 4+support)
   2♥      To play
    (D)     
     Pass    2 card support
     2♠    3+card support (not max with 4+support)
    2♠     As requested (not max with 4+support)
   2♠      To play
    2NT     No 4+minor / no 5+major
    3♣     Cheapest 4+minor
    3♦     Cheapest 4+minor
    3♥     5♥
    3♠     5♠
   2NT      6+minor / 2 of top 3 honours / game try
    3♣     Pass or correct to 3D
    3♦     Pass or correct to 3NT
   3♣      Obstructive/preemptive
   3♦      Obstructive/preemptive
   3♥      Obstructive/preemptive
   3♠      Obstructive/preemptive
   4♣      Obstructive/preemptive
   4♦      Obstructive/preemptive
   4♥      Obstructive/preemptive
   4♠      Obstructive/preemptive
   5♣      Obstructive/preemptive
   5♦      Obstructive/preemptive
   5♥      Obstructive/preemptive
   5♠      Obstructive/preemptive
   6♣      Obstructive/preemptive
   6♦      Obstructive/preemptive
   6♥      Obstructive/preemptive
   6♠      Obstructive/preemptive
   7♣      Obstructive/preemptive
   7♦      Obstructive/preemptive
   7♥      Obstructive/preemptive
   7♠      Obstructive/preemptive
  2♣       19+ any shape
  2♦       Preemptive
  2♥       Preemptive
  2♠       Preemptive
  2NT       Preemptive / 55 in minors
  3♣       Preemptive
  3♦       Preemptive
  3♥       Preemptive
  3♠       Preemptive
 D        Both majors (obstructive)
 1♦        
  (Any)       
   2♣      Unassuming cuebid
  2♣       Unassuming cuebid
 1♥        
  (Any)       
   2♣      Unassuming cuebid
  2♣       Unassuming cuebid
 1♠        
  (Any)       
   2♣      Unassuming cuebid
  2♣       Unassuming cuebid
 1NT        Both minors (obstructive)
  (D)       
   Pass      ???
    RD     
     Pass    Converting XX to penalties
     2♣    4+♣ and a higher 4+suit
     2♦    4+♦ and a 4+major
     2♥    4+/4+ in the majors
    2♣     5♣ (chose not to redouble)
   RD      ???
   2♣      5+♣ / obstructive
   2♦      5+♦ / obstructive
   2♥      5+♥ / obstructive
   2♠      5+♠ / obstructive
  (2♣)       
   D      Invite+ / not always balanced
   2♦      5+♦ / competitive
   2♥      5+♥ / competitive
   2♠      5+♠ / competitive
   2NT      Lebensohl (partner will bid 3C)
    3♣     Forced (passable)
  (Any)       
   2♣      To play
   2♦      To play
   2♥      To play
   2♠      To play
   3♣      Obstructive/preemptive
   3♦      Obstructive/preemptive
   3♥      Obstructive/preemptive
   3♠      Obstructive/preemptive
   4♣      Obstructive/preemptive
   4♦      Obstructive/preemptive
   4♥      Obstructive/preemptive
   4♠      Obstructive/preemptive
   5♣      Obstructive/preemptive
   5♦      Obstructive/preemptive
   5♥      Obstructive/preemptive
   5♠      Obstructive/preemptive
   6♣      Obstructive/preemptive
   6♦      Obstructive/preemptive
   6♥      Obstructive/preemptive
   6♠      Obstructive/preemptive
   7♣      Obstructive/preemptive
   7♦      Obstructive/preemptive
   7♥      Obstructive/preemptive
   7♠      Obstructive/preemptive
  2♣       To play
   2♦      At least one 4 card major / passable
    2♥     4 cards in other major
    2♠     4 cards in other major
    2NT     No major / invite to 3NT
   2♥      5♥ / passable
   2♠      5♠ / passable
   2NT      No major and minimum
   3♣      Artificial / no major / max / passable
    3♦     5+♦ / to play
  2♦       To play
   (D)      
    Pass     2 card support
    2♥     3+card support (not max with 4+support)
   2♥      As requested (not max with 4+support)
  2♥       To play
   (D)      
    Pass     2 card support
    2♠     3+card support (not max with 4+support)
   2♠      As requested (not max with 4+support)
  2♠       To play
  2NT       6+minor / 2 of top 3 honours / game try
  3♣       Obstructive/preemptive
  3♦       Obstructive/preemptive
  3♥       Obstructive/preemptive
  3♠       Obstructive/preemptive
  4♣       Obstructive/preemptive
  4♦       Obstructive/preemptive
  4♥       Obstructive/preemptive
  4♠       Obstructive/preemptive
  5♣       Obstructive/preemptive
  5♦       Obstructive/preemptive
  5♥       Obstructive/preemptive
  5♠       Obstructive/preemptive
  6♣       Obstructive/preemptive
  6♦       Obstructive/preemptive
  6♥       Obstructive/preemptive
  6♠       Obstructive/preemptive
  7♣       Obstructive/preemptive
  7♦       Obstructive/preemptive
  7♥       Obstructive/preemptive
  7♠       Obstructive/preemptive
 2♣        19+ any shape
 2♦        Preemptive
 2♥        Preemptive
 2♠        Preemptive
 2NT        Preemptive / 55 in minors
 3♣        Preemptive
 3♦        Preemptive
 3♥        Preemptive
 3♠        Preemptive

(1♦)         
 Pass        
  (1♥)       
   D      Normally 44 or better in other 2 suits
  (1♠)       
   D      Normally 44 or better in other 2 suits
  (2♣)       
   D      Normally 44 or better in other 2 suits
  (Any)       
   1NT      
    (D)     
     Pass    Asks for XX (will pass XX or scramble)
      RD   
       Pass  Converting XX to penalties
       2♣  4+♣ and a higher 4+suit
       2♦  4+♦ and a 4+major
       2♥  4+/4+ in the majors
      2♦   5♦ (chose not to redouble)
     RD    Takeout / dead flat hand
     2♦    5+♦ / to play
    2♣     Puppet stayman but may not have a major
     2♦    At least one 4 card major / passable
      2♥   4 cards in other major
      2♠   4 cards in other major
      2NT   No major / invite to 3NT
     2♥    5♥ / passable
     2♠    5♠ / passable
     2NT    No major and minimum
     3♣    Artificial / no major / max / passable
      3♦   5+♦ / to play
    2♦     Transfer to ♥
     (D)    
      Pass   2 card support
      2♥   3+card support (not max with 4+support)
     2♥    As requested (not max with 4+support)
    2♥     Transfer to ♠
     (D)    
      Pass   2 card support
      2♠   3+card support (not max with 4+support)
     2♠    As requested (not max with 4+support)
    2♠     Artificial / slam try / asks for minor
     (Any)    
      2NT   No 4+minor / no 5+major
      3♣   Cheapest 4+minor
      3♦   Cheapest 4+minor
      3♥   5♥
      3♠   5♠
    2NT     6+minor / 2 of top 3 honours / game try
     (Any)    
      3♣   Pass or correct to 3D
      3♦   Pass or correct to 3NT
    3♦     Sets trumps (modified keycard)
  1NT       15-18 with hold
   (D)      
    Pass     Asks for XX (will pass XX or scramble)
     RD