A.2. One ♣ Opening
Conventional bid No promising ♣ Any 16+ HCP
Fewer HCP possible if extreme shape

A.2.1. Responses:
·   1 ♦ - Negative 0-7 HCP.
·   1 ♥/♠ - 5+c♥/♠ 8+ HCP.
·   1 NT - Balanced No 5c suit 8-10 HCP.
·   2 ♣/♦ - 5+c♣/♦ 8+ HCP.
·   2 NT - Balanced Possible 5c Major 11-13 or 16+ HCP.
o  Continuation as 1 NT opening (A.5) & Advanced Stayman (A.1.7)
·   3 NT - Balanced Possible 5c Major 14-15 HCP.
o  Continuation as 1 NT opening (A.5) & Advanced Stayman (A.1.7)
·   Any 4c-4c-4c-1c 8+ HCP bids under singleton:
2 ♥ (conventional bid) - Singleton ♠, 4c♥-4c♦-4c♣
2 ♠ (conventional bid) - Singleton ♣, 4c♠-4c♥-4c♦
3 ♣ (conventional bid) - Singleton ♦, 4c♠-4c♥-4c♣
3 ♦ (conventional bid) - Singleton ♥, 4c♠-4c♦-4c♣

1 ♣ - 1 ♦ Continuation Any 0-7 HCP
·   Any suit without jump - 5+c suit.
o  Raise with 3+c support.
§   New suit - Control asking bid (CAB-A.1.2).
o  Any - 4+c Major or 5+c minor.
o  NT - Balanced or bad minor support.
·   Any suit with jump - 6+c Good suit & defines trump suit.
o  Any - Values (A or K).
o  Raise - 2+c fit No side values.
§   Any other suit - Control asking bid (CAB-A.1.2).
o  NT - No fit No values.
·   NT bid by range:
1 NT - Balanced No 5c Major 16-18 HCP.
o  Continuation as 1 NT opening (A.5).
2 NT – Balanced possible 5c Major 19-21 HCP.
o  Continuation as 1 NT opening (A.5), Advanced Stayman (A.1.7)
& 3 ♠ - Weak minors Stayman.

3 NT - Balanced possible 5c Major 22-24 HCP.
o  Continuation as 1 NT opening (A.5) & Advanced Stayman (A.1.7).
4 NT - Balanced No 5c Major 25-27 HCP.
o  Continuation as 1 NT opening (A.5).
5 NT - Balanced No 5c Major 28+ HCP.

1 ♣ - Any suit without jump Continuation 5+c suit 8+ HCP
·   Raise - 3+c support.
A) After Major support, 2 points step responses:
o  1st next step - 8-9 HCP.
o  2nd next step - 10-11 HCP.
o  E.t.c.
o  7th next step - 20+ HCP.
In case of overcall/DBL, 2 points step responses:
o  Pass - 8-9 HCP.
o  DBL/’RDBL' - 10-11 HCP.
o  1st next step - 12-13 HCP.
o  E.t.c.
o  5th next step - 20+ HCP.
B) After ♣ support:
o  Any till 4 ♣ - Splinter.
o  3 NT - No splinter no interest.
§   4 ♣ - Minorwood asking bid (A.1.1).
§   4 ♦/♥/♠ - Control asking bid (CAB- A.1.2).
§   5 ♣ - To play.
o  4 ♣ - Minorwood asking bid (A.1.1).
o  4 ♦/♥/♠ - Control asking bid (CAB- A.1.2).
In case of overcall, DBL - Splinter.
C) After ♦ support:
o  Any till 4 ♦ - Splinter.
o  3 NT - No splinter no interest.
§   4 ♦ - Minorwood asking bid (A.1.1).
§   4 ♥/♠ - Control asking bid (CAB- A.1.2).
§   5 ♦ - To play.
o  4 ♦ - Minorwood asking bid (A.1.1).
o  4 ♥/♠ - Control asking bid (CAB- A.1.2).
In case of overcall, DBL - Splinter.
·   NT with or without jump - Balanced possible 5c Major.
o  Continuation as 1 NT (A.5) & Advanced Stayman (A.1.7)
o  4 ♣ - 4 aces asking bid Gerber (A.1.5).
o  Same suit rebid - To play.
·   Any suit without jump - 5+c suit.
·   Any suit with jump - 6+c Good suit & defines trump suit.
o  Continuation as 1 ♣ - 1 ♦ - any suit with jump

1 ♣ - Any suit with jump Continuation Splinter & 4+c-4+c-4+c 8+ HCP
·   Fit or NT without slam try interest.
o  Game bid without slam try interest.
o  Singleton bid - Point asking relay - Slam try.
·   Singleton bid - Point asking relay - Slam try.
Both relay occasions, responses 2 HCP steps:
o  1st step - Two first HCP range.
o  2nd step - Two next HCP range.
o  Etc.
I.e. 1 ♣ - 2 ♥ (singl.♠) - 3 ♥ (fit) - 3 ♠ (relay) - 3 NT (1st step) = 16-17 HCP.
I.e. 1 ♣ - 2 ♥ (singl.♠) - 2 ♠ (relay) - 3 ♣ (2nd step) = 10-11 HCP.

1 ♣ - Any suit with jump - overcall Continuation
·   DBL (Over singleton bid) - Point asking relay.
·   DBL (Over any other bid) - Penalty.
·   Any - To play.
·   4 NT - 4 aces asking bid (A.1.6). Step responses.

1 ♣ - 1/2/3 NT Continuation Balanced No 5c Major 16-18 HCP
As 1 NT opening (A.5)
- Exception 3 ♣/♦/♥/♠ bid - 6+c Good suit, defines trump.
o  Continuation as 1 ♣ - 1 ♦ - Any suit with jump.

1 ♣ - 1 ♦ - 2 NT - 3 ♠ Continuation Weak minors Stayman
·   3 NT - Both minors tolerance with at least one top honor & max.
·   4 ♣ - Pass/correct 4 ♦ min.
·   5 ♣ - Pass/correct 5 ♦ with fit in both minors & max.

Any time 4 NT 5 aces asking bid (A.1.3)
Responses RKCB 14-30 & PODI/PORI.

A.2.2. 1 ♣ - Suit overcall Continuation
Responder 8+ HCP:
·   Next suit (conventional bid) - Any 5+c side suit.
I.e. 1 ♣ - 1 ♥ (overcall) - 1 ♠ (next suit) = 5+c side suit Non-promising ♠.
o  Normal continuation.

·   Next NT - Balanced No 5c suit, secures overcall suit.
o  Continuation as 1 NT opening (Α.5).
·   Cue - Balanced No 5c suit (possibly 4c-4c-4c-1c), not secures overcall suit
·   DBL (Over weak jump overcalls only) - Penalty.

Responder 5-7 HCP:
·   Any suit, but not next one - 5c suit.
I.e. 1 ♣ - 1 ♥ (overcall), 5c+♠ has to bid 2 ♠ (1 ♠ = 5+c side suit
Non-promising ♠ 9+ HCP). Other suits normally, i.e. 5+c♦ bids 2 ♦.
·   DBL (1st level only, 2nd level = 8+ HCP) - Balanced.

Responder 0-4 HCP Passes.
o  Any Opener’s suit rebid without jump - NF.

A.2.3. 1 ♣ - Normal NT/Preemptive overcall Continuation
·   Pass - 0-4 HCP.
·   Any suit – 5+c suit 5+ HCP.
·   DBL - Penalty.

A.2.4. 1 ♣ - Conventional NT/Two-suited overcall Continuation
·   Pass - 0-4 HCP.
·   DBL - 5-7 HCP.
·   Any suit - 5+c suit 8+ HCP.
·   NT - Balanced No 5c suit 8+ HCP.

A.2.5. 1 ♣ - DBL Continuation
·   Pass - 0-4 HCP.
o  Any Opener’s suit rebid without jump - NF.
·   1 ♦ (conventional bid) - 5+c side suit 5-7 HCP.
·   ‘RDBL’ - Balanced Penalty No 5c suit 5-7 HCP.
·   Any suit (except 1 ♦) - 5+c suit 8+ HCP, ignoring DBL.
·   1 NT - Balanced No 5c suit 8-11 HCP, ignoring DBL.
o  Continuation as 1 NT opening (Α.5).
·   2 NT - Balanced No 5c suit 12-16 HCP, ignoring DBL.
o  Continuation as 1 NT opening (Α.5).

A.2.6. 1 ♣ - (P) – 1 ♦ - (Any Suit Overcall/’DBL’) Continuation
·   Pass - 16-18 HCP.
·   DBL/’RDBL’ - Balanced 19-21 HCP.
·   NT - Balanced No 5c suit 22+ HCP.
o  Continuation as 1 NT opening (Α.5).
·   Any suit - 5+c 19+ HCP.

A.2.7. 1 ♣ - (P) – 1 ♦ - (1 NT) Continuation
·   Pass - 16-18 HCP.
·   DBL - Balanced No 5c suit 19+ HCP.
o  Continuation as 1 NT opening (Α.5).
·   Any suit - 5+c 19+ HCP.

A.3. One ♦ Opening
0+c♦ No 5c Major; Canapé: Maybe longer ♣ 11-15 HCP
Fewer HCP possible if extreme shape or in 3rd position

A.3.1. Responses:
·   Pass - No interest.
·   1 ♥/♠ - 4+c♥/♠ 0(5)+ HCP.
·   1 NT - Balanced Denies 4c Major (0)5-11 HCP.
·   2 ♣/♦ - 5+c♣/♦ Denies 4c Major 12-15 HCP.
·   2 ♥ (conventional bid) - 5c♥ & 5c♠ 9+ HCP.
·   2 ♠ (conventional bid) - 4c♥ & 5c♠ 9+ HCP.
·   2 NT - Multi: minor(s) slam try OR Balanced 16+ HCP.
·   3 ♣/♦ - 6+c♣/♦ Barrage.
·   3 ♥/♠ - 7+c♥/♠ Barrage.
·   3 NT - To play.
·   4 ♥/♠ - To play.
·   5 ♣/♦ - To play.

1♦ - 1 ♥ Continuation 4+c♥ 0(5)+ HCP
·   1 ♠ - 4c♠.
·   1 NT - Balanced No 4c fit 11-12 HCP.
o  2 ♣ - Check back Stayman.
o  2 ♦/♥/♠ - NF.
o  2 NT - 4+c♦ max.
·   2 ♣/♦ - 4+c♣/5+c♦.
·   2 ♥ - 3+c♥ 13-15 HCP or 4c♥ 11-15 HCP.
o  2 ♠ - 5+c♥ Game try ♠.
o  2 NT - Relay fit asking.
§   3 ♣ - 3c♥.
q 3 ♦ - Splinter asking relay (3 ♥ bid is lower suit splinter,
3 ♠ is middle suit splinter and 3 NT is higher suit splinter).
§   3 ♦/♥ - 4c♥ min/max.
§   3 ♠ - 4c♥ Splinter ♠.
§   4 ♣/♦ - 4c♥ Splinter ♣/♦.
o  3 ♣/♦ - 5+c♥ Game try ♣/♦.
o  3 ♥ - Preemptive.
·   2 NT - Game invitational.

1 ♦ - 1 ♠ Continuation 4+c♠ 0(5)+ HCP
·   1 NT - Balanced No 4c♠ fit 11-12 HCP.
o  2 ♣ - Check back Stayman.
o  2 ♦/♥/♠ - NF.
o  2 NT - 4+c♦ max.
·   2 ♣ - 4+c♣.
·   2 ♦ - 5+c♦.
·   2 ♠ - 3c♠ 13-15 HCP or 4c♠ 11-15 HCP.
o  2 NT - Relay fit asking.
§   3 ♣ - 3c♠.
§   3 ♦/♥ - 4c♠ min/max.
§   4 ♣/♦/♥ - 4c♠ Splinter ♣/♦/♥.
o  3 ♣/♦/♥ - Game try ♣/♦/♥.
o  3 ♠ - Preemptive.
·   2 NT - Game invitational.

1 ♦ - 2 ♣/♦ Continuation 5+c♣/♦ Denies 4c Major 12-15 HCP
·   New suit - Secure stop.
·   2/3 NT - Secure both Majors stops min/max.

1 ♦ - 2 NT Continuation minor(s) slam try OR Balanced 16+ HCP
·   3 ♣ - Splinter ♣ or ♦.
o  3 ♦- Splinter asking relay.
§   3 ♥/♠ - Splinter ♣ /♦.
o  3 NT - To play.
·   3 ♦ - Balanced 11-12 HCP.
o  3 ♥/♠ - 4c♥/♠.
o  3 NT – To play.
o  4 ♣/♦ - 5+c♣/♦& 5 aces trump ♣/♦ Minorwood bid (A.1.1).
·   3 ♥/♠ - Splinter ♥/♠.
o  3 NT - Balanced 16+ HCP.
o  4 ♣ - 5 aces trump ♣ asking bid.
§   4 ♦ - 5+c♦ No ♣ fit.
q 4 ♥ - 5 aces trump ♦ asking bid (step responses).
After any response, 5 ♥ rebid is 3 Kings asking relay
(step responses).
q 4 NT / 5 ♣/♦ - To play.
§   4 ♥ through 5 ♣ step responses.
After 4 ♥ rebid (first next step) 4 ♠ rebid is trump Queen asking
relay (trump bid denies trump Queen & any other suit bid is
King in the suit & trump Queen).
After any response, 4 NT or 5 ♣ rebid is to play and 5 ♦ rebid
is 3 Kings asking relay (step responses).
§   5 ♦ - 1 or 3 aces & side void and 5 ♥ rebid is void asking relay
(5 ♠ bid is lower suit void, 5 NT is middle suit void and 6 ♣
is higher suit void).
§   Any - 2 aces & void.
o  5 ♦ - 5 aces trump ♦ Minorwood bid (A.1.1).
·   4 ♦ - 7+c♦.

1 ♦ - 2 NT - 3 x - 3 NT Continuation Balanced 16+ HCP
·   Pass - 11-12 HCP.
·   4 NT - 6 NT invitational 13-15 HCP.
o  Pass - min.
o  Max 4 aces step responses.

Any time 4 ♣/♦ (if ♣/♦ fit) 5 aces asking Minorwood bid (A.1.1)

Any time 4 NT 5 aces asking bid (A.1.3)
Responses RKCB 14-30 & PODI/PORI.

A.3.2. 1 ♦ - DBL Continuation
·   ‘RDBL’ - any 10+ HCP.
·   Any suit - 5+c suit NF.
·   2 ♦ - 5+c♦ 6-9 HCP.
·   3 ♦ - 5+c♦ 0-5 HCP.

A.3.3. 1 ♦ - 1 Major overcall Continuation
·   Double - Any (6)8-11 HCP or Balanced 12-14 HCP or 5+c suit 12+ HCP.
·   1 NT - (6)8-11 HCP.
·   2 any suit - 5+c suit (7)8-11 HCP.
·   Cue - 12+ HCP.

A.3.4. 1 ♦ - 1 NT overcall Continuation
·   Double - Any 10+ HCP.
·   2 ♣ - Both Majors & System on.
·   2 any Major - 5+c Major NF.
·   2 NT - Both minors.

A.4. One Major Opening
5+c Major; Canapé: maybe 6+c minor; 11-15 HCP
Fewer HCP possible if extreme shape or in 3rd position
2 way Drury Responses in all positions

One ♥ Opening (Respectively in One ♠ Opening)

A.4.1. Responses:
·   Pass - No interest.
·   1 ♠ - 4+c♠ 5+ HCP.
·   1 NT - Denies 4c♠ or 3c♥ (0)5-11 HCP.
·   2 ♣ - 3+c♥ Drury fit 9+ HCP.
·   2 ♦ - No fit 2 way Drury 12+ HCP.
·   2 ♥ - 3+c♥ 5-8 HCP.
·   2 ♠ - 4+c♥ Mini splinter ♠ (Respectively in 1 ♠ opening,
2 ♥ - 5+c♥ 10-11 HCP & 3 ♥ - 4+c♠ Mini splinter ♥).
·   2 NT - 4+c♥ 13+ HCP Jacoby.
o  3 any - splinter.
o  3 ♥ - No splinter max.
o  4 any - Good suit.
o  3 ♥ - No interest.
·   3 ♣/♦ - 4+c♥ Mini splinter ♣/♦.
·   3 ♥ - 4+c♥ Barrage.
·   3 ♠ - 7+c♠ Barrage.
·   3 NT / 4 ♥/♠ - To play.

1 ♥ - 1 ♠ Continuation 4+c♠ 5+ HCP
·   1 NT - Balanced 11-12 HCP No 4c fit.
o  Pass - No interest.
o  2 ♣/♦ - 5c♠ & 4+c♣/♦ NF.
o  2 ♥ - 5c♠ & 3c♥ NF.
o  2 ♠ - 5+c♠ NF.
o  2 NT - 4c♠ max.
o  3 ♣ - 5c♠ & 5+c♣ GF.
§   3 ♦/♥ - 5c♥ & 3+c♣ Cue bid ♦/♥.
§   3 NT - To play.
o  3 ♦ - 5c♠ & 5+c♦ GF.
§   3 ♥ - 5c♥ & 3+c♦ Cue bid ♥.
§   3 NT - To play.
o  3 ♥ - 5c♠ & 3c♥ max.
o  3 ♠ - 6+c♠ GF.
o  3 NT / 4 ♥/♠ - To play.
·   2 ♣/♦ - 5c♥ & 4+c♣/♦.
o  Pass - No interest.
o  2 ♥ - 4+c♠ & 2+c♥ min.
o  2 ♠ - 5+c♠ NF.
o  2 NT - 4c♠ NF.
o  3 ♣/♦ - 4+c♠ & 4+c♣/♦.
o  3 ♠ - 6+c♠.
o  3 NT - 4c♠ To play.
o  4 ♥/♠ - To play.
·   2 ♥ - 6+c♥ min.
o  Pass - No interest.
o  2 ♠ - 6+c♠ NF.
o  2 NT - NF.
o  3 ♣/♦ - 4+c♠ & 4+c♣/♦ Forcing 1 round.
o  3 ♥ - 5+c♠ & 3c♥ NF.
o  3 NT - To play.
o  4 ♥ - 5c♠ & 3+c♥.
·   2 ♠ - 5c♥ & 3+c♠ 13-15 HCP or 4c♠ 11-15 HCP.
o  2 NT - Relay fit asking.
§   3 ♣ - 5c♥ & 3c♠.
§   3 ♦3 /♥ - 5c♥ & 4c♠ min/max.
o  3 any - Game try.
o  3 ♠ - Barrage.
·   2 NT - 5+c♥ max.
·   3 ♣/♦ - 5c♥ & 5c♣/♦.
·   3 ♥ - 6+c♥ max.
·   3 ♠ - 5c♥ & 4c♠ max.

1 ♥ - 1 NT Continuation Denies 4c♠ or 3c♥ (0)5-11 HCP
·   2 ♣/♦ - 5+c♥ & 4c♣/♦.
·   2 ♥ - 6+c♥ min.
·   2 ♠ - 5c♥ & 4c♠.
·   2 NT - 5+c♥ max.
·   3 ♣/♦ - 5+c♥ & 5+c♣/♦ max.
·   3 ♥ - 6+c♥ max.
·   3 ♠ - 5+c♥ & 4+c♠.

1 ♥ - 2 ♣ Continuation 3+c♥ 9+ HCP Drury fit
·   2 ♦ - 5+c♥ Normal opening min 12-13 HCP.
·   2 same Major - 5+c♥ Bad opening.
·   2 NT - 5+c♥ Normal opening max 14-15 HCP
(Respectively in 1 ♠ opening, exception:
2 ♥ over 1 ♠ opening - 5+c♠ & 4+c♥).

Any time Responder’s suit bid without jump = Long game try.
Any time Responder’s suit bid with jump = Splinter.

1 ♥ - 2 ♦ Continuation No fit 2 ways Drury 12+ HCP
·   2 ♥ - 5+c♥ Bad opening.
·   2 ♠ - 5+c♥ & 4c♠.
·   2 NT - 5+c♥ Normal opening 13-15 HCP.
·   3 ♣/♦ - 5c♥ & 5+c♣/♦.
·   3 ♥ - 6c♥ good suit
(Respectively in 1 ♠ opening, exceptions:
2 ♥ over 1 ♠ - 5+c♠ & 4+c♥ & 2 ♠ over 1 ♠ - 5+c♠ Bad opening).

1 ♥ - 2 ♥ Continuation 3+c♥ 5-8 HCP
·   2 NT - 5c♥ max.
·   3/4 ♥ - Barrage.

Any time 4 NT 5 aces ♥ trump asking bid (A.1.3)
Responses RKCB 14-30 & PODI/PORI.

A.4.2. 1 ♥ - DBL Continuation
·   ‘RDBL’ - any 10+ HCP.
·   Any suit without jump - 5+c suit 6-9 HCP.
·   Any suit with jump - 6+c preemptive suit NF.
·   2/3 ♥ - 3+c/4+c♥ 6-9/0-5 HCP.
·   2 NT - 4+c♥ 13+ HCP Jacoby.

A.4.3. 1 ♥ - Any Suit Overcall Continuation
·   DBL - Any (6)8-11 HCP or Balanced 12-14 HCP or 5+c suit 12+ HCP.
·   1 NT - (6)8-11 HCP.
·   2 any suit - 5+c suit (7)8-11 HCP.
·   Cue - 12+ HCP.

A.4.4. 1 ♥ - 1 NT Overcall Continuation
·   DBL - Any 10+ HCP.
·   2 any suit - 5+c suit (7)8-11 HCP.
·   2 ♥ - 3+c♥ 6-9 HCP.
·   2 NT - Both minors NF.

A.4.5. 1 ♥ - Two-suited Holding Overcall Continuation
·   DBL - Penalty. 
·   Lower Cue - 3+c♥ 9-11 HCP.
·   Higher Cue - Any 12+ HCP.
·   3 ♥ - Barrage.