WORLD BRIDGE FEDERATION CONVENTION CARD

3 DEFENSIVE AND COMPETITIVE BIDDING OVERCALLS(STYLE;RESPONSES;1/2LEVEL;REOPENING) OPENING LEADS STYLE LEADS AND SIGNALS LEAD 8+HCP, FREQ 4-card suit; Sound 2-level O/C SUIT 3 rd /5 th 3 rd /5 th RESPONSES:Cue-bid USU promise Fit and F1; NT 4 th 4 th IN PARTNER S SUIT WORLD BRIDGE FEDERATION CONVENTION CARD Jump Cue=Limit Raise+; Jump shift=inv ; 1/1 or 3/2=F1; 2/1=NF SUBSEQ As Above; ATT As Above; ATT CATEGORX: Precision OTHERS: (against NT) K ask UB Q or ATT;Q ask UB J or ATT NEBO: CHINA EVENT: All REOPENING:8+HCP FREQ 4-card suit; RESP=Nat LEADS PLAYERS: Huang Yan Wan Nan INT OVERCALL(2 ND /4 TH LIVE;RESPONSES;REOPENING) LEAD VS. SUIT VS. NT A AKx(+); Ax(+) AKx+,AKJx,AK10x;Ax+ 2 nd : 15-18HCP, system on K AK,Kx,KQ,KQx(+) AKJ10(+),KQJx 4 th : 11-15HCP, system on Q QJ; QJx(+); Qx KQ109(+),QJx, AQJx, Qx JUMP OVERCALLS(STYLE;RESPONSES;UNUSUAL NT) SYSTEM SUMMARY GENERAL APPROACH AND STYLE J HJ10x(+);J10x(+); Jx J10x(+); Jx; Jxx Precision 1 =16+HCP any shape 10 H109x(+);109x(+); 10x; HJ10x(+);109x; 10x(x) 2/1 GF 1-Suit: weak (NV); Intermediate (Vul vs NV) 9 9x; 98x(+) H109(+); 9x; 98x(+) Aggressive Comp RESPONSES:2NT=ART, New suit=f1,maybe call for lead HI-x Sx; Sxx if Raised Sx;xSxx;if Raised:Sxx, xxxs 1NT=13-15HCP (maybe bad 16HCP at Vul.) Unusual NT:Lower 2-suits, may opening value+ LO-x HxSx; xxsx if not Raised HxS; HxxS(+) 2NT= 20-21HCP DIRECT AND JUMP CUE BIDS(STYLE;RESPONSES;REOPEN) Michaels ; (1M) 2M=OM and minor55+; (2 ) 3 =55+M s SIGNALS IN ORDER OF PRIORITY PARTNER S LEAD DECLARER S DISCARDING SPECIAL BIDS THAY MAY REQUIRE DEFENCE 1 Hi=Encrg CT Hi=Encrg Jump Cue=ASK STOP SUIT 2 C/T S/P CT 2 =Weak two majors at 1st/2nd/3rd pos; NAT at 4th pos VS. NT (VS. STRONG/WEAK; REOPENING; PH) NT 3 S/P S/P 2 /2 =NAT Pree at 1st/2nd/3rd pos; NAT at 4th pos 1 Lo=Encrg CT Lo=Encrg 3NT=Gambling at 1st/2nd pos. Dbl=Opening value; (vs STR NT) DBL=5+m and 4M 3 S/P CT 2 = 54+, 2 = / Suit, 2 / = / +m, 54+ 2NT= 55+ when NV; any minor suit PREE when VUL 3 / =Open value when VUL; 3X= Pre when NV REOPENING: 2 =Open value, or Suit, 2 / =NAT, WK hand VS. PREEMPTS(DOUBLES; CUE-BIDS; JUMPS;NT BIDS) 2 CT S/P S/P Weak Jump Raise and Fit-showing Jumps in Competition SIGNALS(INCLUDING TRUMPS) Trumps: Trumps: Hi-Lo=Odd; Smith Caring Vs NT; Lavinthal DOUBLES LEBENSOHL Unusual 2NT= lower 2-suits, 55+ DBL=T/O Thru 4 ; After 4, DBL=OPT/4NT=2 Suits or T/O Michaels Cue-bid TAKEOUT DOUBLE(STYLE; RESPONSES; REOPENING) 2 / (4m)=OM+m suits VS. ARTIFICIAL STRONG OPENGINGS MB light with Classic Shape Responses: Cue-bid =F1; Others NAT (1 ) DBL= 5+,(1 ) 1 = 5+, (1 ) 1 = 44+ or 54+ (1 ) 1 = 54+ or 54+, (1 ) 1NT= 54+ or 54+ SPECIAL,ARTIFICIAL & COMPETITIVE DOUBLES/ REDOUBLES SPECIAL FORCING PASS SEQUENCES (1 ) P (1 ) DBL= 44+, (1 ) P (1 ) 1NT= 54+ Negative DBL THRU 4 ;Responsive DBL THRU 3 ; 1x (Dbl) Rdbl=F Thru 2x ; (3x) Dbl (5x) P=F at Vul (1 ) P (1 ) 1 / =NAT Support DBL THRU 2 Max DBL ;OPT DBL;Honor DBL(RDBL) IMPORTANT NOTES THAT DON T FIT ELSEWHERE OVER OPPONENT S TAKEOUT DOUBLE Lightner DBL ;Lead-directing DBL RD: 9+HCP, Pen Seeking ; New Suit F1 at 1-level, NF at 2-level; Weak Jump Shifts ; 1M (DBL) followed by TRF bidding PSYCHICS: RARE

4 OPENING TICK IF ARTIFICIAL MIN. NO. OF CARDS NEG. DBL THRU DESCRIPTION RESPONSES SUBSEQUENT AUCTION PASSED HAND BIDDING 1 * 0 4 16+HCP Any 1 =0-7HCP, 1 / /2 /2 =8+HCP, 5+card 1-1 -1 /1-2 =TRF 2 1NT=8-13 or 16+HCP BAL ; 2 =14-15HCP BAL 1-1 -2 =KOKISH Relay 2 /NT/3 / =8+HCP, 4441, / / / SPL 1 2 3 11-15HCP,1st/2nd pos. 3+ 2 =10+HCP, F1 ; 3 /3M=PRE 1-1 -1 /NT,2-way checkback; 4SF 3 rd /4th pos. 2+ 1NT=7-11HCP,DENY M; 2NT=11-13HCP, INV 1-2 -2 and 1-2 -2 =maybe BAL min; 2 =7-9,54+M ; 2 =55+Two minors; 3 =Nat INV 1-1 -2-2 =PUP 2 1 / 5 4 11-15HCP,maybe light at 3 rd pos. 1NT=6-12HCP F at Vul;Jump Raise=7-9HCP at VUL 2-way checkback, 4SF Reverse Drury 1M-2NT=7-12HCP, 4+SUPP or 10-12HCP,3 card SUPP 1M-2M-3x=HSGT Jump Shift=Fit Showing (Vs.1 ) 3 / / /4 =NAT; 2 =ART Relay; 2 / =NAT GF 3NT/4 /4 =OM/ / SPL 1NT 4 13-15HCP, maybe have 5M/6m/Singleton 2 =Stayman ; 2 / /NT=Jacoby TRF; 2 =ART; 1NT-2-2 / -2 =INV 5+ 3 =ask 5M; 3 / =Single / 4441 or 5431, Pick Game 1NT-2-2 -2 =5+ Any INV 4 / = / suit ; 4 / =NAT 1NT-2NT-3-3 / / =1 / /, 6+ GF 2 5 4 11-15HCP, 6+ or 5+ +4M 2 =Relay ; 2 / /3 =Const ; 3 /3 / =NAT INV 2-2 -2M-2NT=Relay 2NT=NAT INV 2NT=TRF 3 ; 4 =PREE; 4 =RKCB 2-2NT-3-3 = 55+ INV+; 2 0 Weak Two Majors, 44+ 2NT=Relay; Others=NAT NF; * 4 =Transfer to bid long Major; 4 =Direct bid long Major 2 5 Weak 2NT=Relay; 3 / =NAT F1; OM=NAT NF; 4 =RKCB 2 5 Weak 2NT=Relay; 3 / =NAT F1; OM=NAT NF; 4 =RKCB 2NT 20-21HCP, maybe have 5M/6m 3 =Puppet STAY; 3 / /4 / =TRF; 3 =Minor STAY 4 =any minor suit, slam try; 4 =65+ Minors 3 / 6 PREE / 6+ 4Om=RKCB,4m=Pre,3 / =NAT F; 4 / =To play HIGH LEVEL BIDDING 3 / 6 PREE / 6+ New Suit F=Cue-bid or Suit; 4 =RKCB 3NT * Gambling,Solid m7 No side A(3/4th to Play)4 /5 =P/C, 4 =Ask SPL, 4M=NAT; 4NT=Ask side Honor RKCB /Kickback /Blackwood Gerber=1403; 4 / 7 NAT PREE RKCB after PREE=0/1/1+Q/2/2+Q ;Exclusive RKCB=0/1/1+Q/2/2+Q; 4 / 7 To PLAY New Suit=CAB DIPO ( Dbl/Rdb=1 or 4; Pass=0 or 3 ) 4NT * Good Five level opening DEPO ( Dbl/Rdb=Even; Pass=Odd; Plus 1=Even+Q; Plus 2=Odd+Q) 5 / 7 PREE GSF, Cue, SPL, CAB

3 Note 1: (Bal 8-13HCP or 16+HCP) 1NT=Relay -2 =No major, 8-10HCP or 16+HCP -2 =4 +4 8-10HCP or 16+HCP -2 =4 8-10HCP or 16+HCP -2 =4 8-10HCP or 16+HCP -2NT=Any 4333 11-13HCP (Then 3 Relay) -3 =4 +Any Suit 11-13HCP (Then 3 Relay) -3 =4 +4 11-13HCP -3 =4 +4 11-13HCP -3 =4 +4 11-13HCP 1NT-2 2-2 =54m s then 2NT Relay - 2 =(23)44 then 2NT Relay - 2NT=33(43) then 3 Relay -3 /3 =5 / normal 5332 1NT-2NT=Any 4333 11-13HCP 3-3 =4 (TRF) - 3 =4 (TRF) - 3 =4 (TRF) - 3NT=4 (TRF) 1NT-3 3-3 =4-3 =4-3NT=4 Note 2: (BAL 14-15HCP) 2 =Relay 2NT/3 / / = / / / Suit 3 =good 6+ Suit 4 / =good 6+ / Suit (Good suit, ask pd cue-bid) ( / RKCB) 2-2NT= Any 4333 14-15HCP - 3 = +Any Suit (Then 3 Relay, Reference to Note 1) -3 =4 +4-3 =4 +4-3 =4 +4

4 1 --2 2-2NT 3-3 =4 (TRF) - 3 =4 (TRF) - 3 =4 (TRF) - 3NT=4 (TRF) Note 3: (8+HCP, 5+ Suit) 1 =3+ SUPP 2 =good 18+HCP, 4+ 1NT/2 / / =NAT 2NT=1 444 3 / / =Good 6+ / / Suit, max 3NT/4 / = / / SPL, 4+ 1-1NT (8+HCP, 5+ Suit) 2 =4+ SUPP 3 =good 18+HCP, 4+ 2 =ART Relay 2 / =NAT 2NT=16-18HCP, 6+ Suit 3 / / =Good 6+ / / Suit, max 3NT/4 / = / / SPL,4+ 1-1NT 2 =ART Relay -2 =BAL hand or 4+ or 4+, then 2 relay -2 / =NAT -2NT=14+HCP, 5332-3 / =11+HCP 5+ / -3 =11+HCP, 6+good suit -3NT=11-13HCP, 5332-3 /4 / = / / SPL,6+good suit and good control Note 4: 2 =Relay 2NT= Suit, normal 6+, or 5 with 3+ SUPP 2 / /3 =NAT 3 / =at least semi-solid Suit, slam Interesting 2-2 =8-10HCP any, then 2NT relay -2 =11+HCP, 54 suits or 6+ with singleton, then 2NT relay -2NT=11+HCP, BAL 5332-3 =11+HCP, 6+ -3 / / =11+HCP, 6 +4 / /

5 2-2 2NT=Relay -3 =6+ -3 / / =5+ and 4 / / -3NT=8-10HCP, 4405 (then 4 / /=transfer) 2-2 (11+HCP, 54 suits or 6+ have singleton) 2NT=Relay -3 =6+, then 3 relay: 3 / /NT/4 = / / / singleton (3NT=11-13HCP 1 ) -3 / / =5 +4 / / -3NT=11-13HCP, 4405 (then 4 / /=transfer) Note 5: 2 =Relay 2NT=5+ Suit 2 /3 /3 =NAT 3 / =at least semi-solid Suit, slam Interesting 4 = SPL,4+ SUPP 2-2 =8-10HCP any, or 11-13HCP 4450 (then 2NT relay) -2NT=12+HCP 5332, or 11+HCP 6+ with singleton -3 =11+Hcp, 54+ suits (then 3 : 3 / =4 /,3NT=11-13Hcp 4-5,4 =13+Hcp,4+ ) -3 =11+HCP, 6+ -3 / /NT=11+HCP, 6 +4 / /, (3NT=11-13HCP 4 +6 ) 2-2 2NT=Relay -3 =4+ -3 =6+ -3 / =5+ and 4 /4-3NT=11-13HCP, 4450 (then 4 / / /=transfer) 2-2NT 3-3 / / = / / singleton -3NT=12-14HCP, 5332-4 =15+HCP 5332, then 4 =ask KC, 4 / /5 / =14/30/2/2+Q, 4NT=NAT NF Note 6: /NT/3 / =8+HCP, 4441 / / / Singleton 1-2 2NT=asking range: 1 st step=8-10hcp/2 nd step=11-13hcp/3 rd step=14+hcp 3 / / =confirm trump, asking range (See above) 3 =confirm trump, asking range

6 1-2NT 3 =asking range: 1 st step=8-10/2 nd step=11-13/3 rd step=14+hcp/3nt=8-10, 4450 3 / / =confirm trump, asking range (See above) 1-3 3 =asking range: 1 st step=8-10hcp/2 nd step=11-13hcp/3 rd step=14+hcp 3 / =confirm trump, asking range (See above) 1-3 3 =asking range: 1 st step=8-10hcp/2 nd step=11-13hcp/3 rd step=14+hcp 3 =confirm trump, asking range (See above) Note 7: 1 (NF) -1 =NAT 4+ -1NT=NAT 5-7HCP -2 =Pup 2-2 =5-7HCP 5+ Suit -2 =5-7HCP 3 SUPP -2 =3-5HCP 6+ suit -2NT=5-7HCP 4 Supp, good shape -3 /3 =5-7HCP 6+ / good suit -3 =3-5HCP 4+ Supp -3 /4 /4 =6-8HCP, / / SPL 1 (NF) -2 =Pup 2-2 / =5-7HCP 5+ Suit -2 =5-7HCP 3 SUPP -2NT=5-7HCP 4 Supp, good shape -3 /3 /3 =5-7HCP 6+ / / good suit -3 =3-5HCP 4+ Supp -4 / / =6-8HCP, / / SPL 1-2 =Pup 2 2 -P=5-HCP 6+ Suit -2 =3-5HCP 3+ Supp -2 =5-7HCP 4 +6 / (Then 3 =P/C) -3 =3-5HCP,6+ -3 =7-8HCP 3 Supp, STR INV 1-2 =Pup 2 2 -P=5-HCP 5+ Suit -2 =5-HCP 5+ Suit -2 =3-5HCP 3+ Supp

7-2NT=6-8HCP,55+minor s -3 =3-5HCP,6+ -3 =7-8HCP 3 Supp, STR INV 2-2 = suit or waiting bid 3-3 =waiting bid -3 =5+ (if only 5 card,usu have honor ;or 6+ ) -3 =5+ (see above) 3-3 =5+ -3 =5+ Note 8: 1-2 2 =Min BAL(Maybe have 4-card M) or suit 2 / =5+ and 4 / 2NT=Max 4441, short 3 =4+ 3 =6+ good suit 3 / =SPL 4+ SUPP 2-2 / (NAT GF) -2NT=NAT GF -3 = 6+, GF -3 =4+, GF -3 /3 =GF Singleton, 54+minor s Note 9: 1-2 2 =Bal hand with one 4-card major, or 22(54), (Then 2 Relay) 2 =5+ and 4M (Then 2NT Relay) 2NT=BAL, no major 3 =55+/64+minors, or min (31)(54) 3 =4+ 3 / =Max, Singleton or Void 3NT=Max 4450, Void 2-2 (Asking Bid) 2NT=4 +4 3 =4441, short 3 =4 3 =4 3 =22(54)

8 2-2NT=Nat GF -3 = GF, Occasionally not promise suit -3 =NF -3 /3 =GF Singleton 2-2NT(Relay) 3 = Max 5+ and 4 3 = Max 5+ and 4 3 = Min 5+ and 4 3 = Min 5+ and 4 3NT=Min 4450, void Note 10:About Two-way Checkback 1NT -2 =Pup to 2-2 =GF -2 =4 +4, Inv -2NT=Pup to 3-3 /3 =55+GF -3 =6+good suit GF 1-1 -1NT-2 (Pup to 2 ) 2-3NT=5 332, pick game. 1-1 -1NT-2NT 3 -Pass= Suit -3 =5 +5 INV -3 =5 +5 INV -3 =1444 GF, 1 1-1 -1NT-2NT 3 -Pass= Suit -3 =5 +5 INV -3 =6 +4 INV -3 =5 +5 INV -3NT=4144 GF,1 =Pup to 2-2 =GF -2NT=Pup to 3-3 / 3 =55+GF -3 =6+ good suit -3 =NAT GF GF 1-2 =Pup to 2

9 2 =ordinary hand 2 =4351 Note 11: 1-1 -2 (Max 6 +3 or 6 +5 ) -2NT=asking bid -3 =INV to 3 card,if 6 +5 must bid 3-3 =GF -3 =Constructive -3 =NAT GF 1-1 -2-2NT -3 =Max 6 +3 (Then 3 =NF, Others=GF) -3 =Max 6 +5 1-1 -2 (Max 6 +3 or 6 +4-5 ) -2 =NF -2NT=asking bid -3 =INV to 3 card,if 6 +4 must bid 3, 6 +5 may bid 3-3 =GF -3 =NAT GF -3 =INV 1-1 -2-2NT -3 =Max 6 +3 (Then 3 =NF, Others=GF) -3 =Max 6 +4 (Then 3 /3 =NF, Others=GF) -3 =Max 6 +5 1-1M-2NT=NAT Max 6-3 =Weak hand, pup 3 (Then any further bid=inv) -3 /3 / =NAT GF Note 12: 1-1 2-2 =PUP 2,Unless Max 54 minor s With 3 may bid 2NT 2 =5+ INV 2NT=NAT INV 3 =6+ INV 1-1 2-2 2 -P=Weak hand -2NT=NAT GF -3 / =NAT GF -3 =nearly 4th suit Forcing -3 =GF 2-2 2NT -3 =GF, Waiting

10-3 =NAT GF -3 = Trump,GF -3 =NF -4 / = Trump,SPL 2-2 2NT -3 3 =5, 3154 3 =3055 3 =3145 3NT=3145, H Singleton Honor 2-2 3 (at least 6 5 ) -3 =NF -3 =Artificial GF -3 =GF -4 /4 =RKCB Note 13: 1M-2NT -3 (Game Try) -3 =4+Supp, mediate, game try -3M=Min 4 Supp or 10-11HCP, 3 card Supp -3OM=10-12 have Singleton -3NT/4 / =OM/ / Void 10-12HCP -4M=Max 4+ Supp or good 12-13HCP, 3 card Supp -3x= Help suit game try -3M=Sign off Note 14: 1M- 2 (Relay) -2 =have minor suit, 54 or min 55; or Bal hand -2 =54+Majors -2 =6+opening major -2NT=any 5440-3 =Max 5 then 3 Relay -3 =Max 5-3 original major=semi-solid suit -3OM=Nat 5+ -3NT=other Major Singleton, Semi-solid opening major suit -4 / = / Singleton, Semi-solid opening major suit 1-2 2-2 (Relay) 2 =4+

11 2NT=BAL 5332 3 =Min 4 3 =Min 5 3 =Max 1 543 3 =Max 3541 1-2 2NT-3 (Relay) 3 =0544 3 =4504 3 =Min 4540 3NT=Max 4540 1-2 2-2NT(Relay) 3 =BAL 3 or 4 (Then 3 Relay) 3 =4 3 =BAL or short (Then 3 Relay: 3NT=BAL; 4 =Cue-bid, Singleton; 4 =Max BAL ) 3 =Short 3NT=Short 1-2 -2-2NT(Relay) 3-3 -3 =3-3 =Min 4-3NT=Max 4-4 =Max 0634, Void -4 =Max 3604, Void 1-2 reference to 1-2 Note 15: 1NT -2 (Artificial: 1/ BAL, INV to 3NT; 2/ Two minors; 3/ Weak Suit) 2NT=Min 3 =Max >= 3 =Max > Note 16: 1NT (Dbl) Rdb=Pup 2 2 / / =TRF 2 / / (After TRF, New suit is NAT INV) 2 =any two suits GF 2NT=TRF 3 (After TRF, New suit is NAT GF) 2 =any two suits GF 3 / / / =NAT / / / Suit, not INV (Constructive at VUL) 1NT (Dbl) 2 =GF P 2NT P 3 = +Any suit 55+ (Then 3 Relay: 3 =5 /3 =5 /3NT=5 ) 3 = + 55+ 3 = + 55+ 3 = + 55+

12 1NT (Dbl) Rdb Pass 2 Pass Pass= Suit or BAL3+ 2 =44+, +any Major 2 =44+, + 1NT P P Dbl P P Rdb=BAL Ready to escape 2 / / / =NAT 1NT P P Dbl Rdb=Max, Normally 5 minor Note 17: 2-2NT (Pup 3 ) 3 -P=To play -3 = +, 55+ INV or GF -3 = +, 55+ GF -3 = +, 55+ GF -3NT=14-16HCP, BAL hand, light fit -4 =STR hand, ask pd Cue-bid -4 / / =SPL Note 18: 2-2 2 / =4 / (Then 2NT Relay) 2NT=Max 6 (Then 3 =GF, direct 4 =Kickback) 3 =Min 6+ (Then 3 Relay: 3 =BAL or singleton ;3 =singleton ;3NT=singleton ) 3 =Max 4 or 1 (Then 3 Relay: 3 =4 /3NT=1 ) 3 / =Max 6+, Singleton 2-2 2-2NT -3 =Min 54 (Then 3 Relay: 3 =1435/3 =3415/3NT=2425) -3 =Max 5431 (Then 3 Relay: 3 =1435/3NT=3415) -3 =6 +4 (Then 3 Relay: 3NT=Min/4 =Max) -3 =4405-3NT=Max 2425-4 =0436-4 =3406 2-2 2-2NT -3 =Min 6 +4-3 =Max 6 +4 2-2 -3-3 (asking) 3-3 (asking) -3NT=BAL -4 =Singleton -4 =Min 2146

13 Note 19: 2-4 =Transfer to bid long Major -4 =Direct bid long Major When ourselves at non vulnerable 2-2NT(Relay) 3 / =Min + 3 =Min 55 + 3 =Max 4 and 5+ 3 =Max 5+ and 4 3NT=Max 55 + 4 =6 +5 4 =6 +5 When ourselves at Vulnerable, we promise 55+ 2-2NT(Relay) 3 =Min + 3 =Max + 3 =Min 6 +5 3 =Min 6 +5 Note 20: 2NT-3-3 =have 4 card Major (then 3 =4, 3 =4 ) -3 =No 4 card Major -3 =5-3NT=5 2NT -3 3-3 3NT -4 =4, Light slam interesting 2NT -3 3-4 =Minor STAY -4 =44+M, pick game -4 = Suit, ST -4 = Suit, ST 2NT -3 3-3 =5+ +4-4 =Minor STAY -4 =5+ Suit, GF -4 =6 +4-4 =5+ Suit, GF 2NT -3 3-4 =NAT Suit, or fit SI -4 =NAT Suit -4 = fit, slam interesting

14 2NT -3 3NT -4 =NAT Suit, or fit SI -4 =TRF 4-4 =5+ Suit, GF Note 21: When ourselves at non vulnerable 2 / - 2NT 3 =very light hand 3 = Min 3 = Max poor suit 3 = Max good suit When ourselves at Vulnerable 2 / - 2NT 3X=Singleton 3 original Major=No singleton Note 22:About Key Card 4NT-5 =1 or 4 keycard -5 =0 or 3 keycard -5 =2 or 5 without trump Queen -5 =2 or 5 with trump Queen -5NT=Even+ Void -6X=Odd+Void 4NT-5-5 =ASK trump Q (Not Trump) -5X/6X=have trump Q and X Suit King -5 trump= without trump Q -5NT=Have trump Q,no side King, extra value -6 trump= Have trump Q, no side King, no extra value ( trump)4nt-5-5 =Sign off to zero KC; ask trump Q to 3 KC -5 =ask K -5NT=ask third control Exclusive KC:Step 1/2/3/4/5=0/1/1+Q/2/2+Q After partner PREE, if 4 or 4 is asking Key Card:Step 1/2/3/4/5=0/1/1+Q/2/2+Q Gerber:Step 1/2/3/4=14/30/2/2+Extra value If Opponent s interference over five level trump, we use DEPO:DBL/RDB=Even, Pass=Odd, Plus 1=Even+Trump Q, Plus 2=Odd+Trump Q If Opponent s interference less than five level trump, we use D1P0: Dbl/Rdb=1st step 1/4; Pass=2nd step 0/3; Plus 1=2 W/O Trump Q, Plus 2=2 with Trump Q After Opponent s high level interference, if we first find fit at five level, then 5NT also KC: Step 1/2/3/4=1/1+Q/2/2+Q

15 Note 23: (1NT) 2 (=2M s) DBL P = Suit 2 =Pick Major 2 / =show preference, NF (1NT) 2 (=2M s) DBL RDB=PUP to 2 P 2 P P = Suit 2 / =3 card /, INV 3 / =4+ / SUPP, INV Note 24:SUPP asking: 1 step=min no SUPP (SUPP means xxxx or Qxx ) 2 step=max no SUPP 3 step=min have SUPP 4 step=max have SUPP 5 step=max 4 SUPP High level new suit=8-10hcp, 4 SUPP, fit showing(normal to 2 / ) Other Competitive Conventions: Note 25:VS OPPT Unusual NT or Michaels O/C 1 (2NT)? 3 = Suit GF 1 (2NT)?3 = Suit GF 3 =INV+ 3 =INV+ 3M=NAT NF 3M=NAT NF 3NT=4+SUPP GF (F to 4M ) 3NT=4+SUPP GF (F to 4M ) 4 / =SPL 4 / =SPL Dbl= PEN one suit Dbl= PEN one suit Pass then DBL=PEN Pass then DBL=PEN 1 (2 )? 2 =3 SUPP INV 1 (2 )?2NT/3 =TRF 3 / 2NT/3 =TRF 3 / 3 =3 SUPP INV 3 =4+ SUPP, INV 3 =4+ SUPP, INV 3NT=4+SUPP GF (F to 4M ) 3NT=4+SUPP GF (F to 4M ) 4 / =Fit showing 4 / =Fit showing 1 (2 )?2 = Suit GF 2 = SUPP INV+ 3 / =NAT NF 3 / =Singleton Dbl= PEN one suit 1 (2NT= + )? 3 = Fit INV+ 3 =NAT NF 3 = Suit GF 3 =NAT NF

16 1 (2NT= + )? 3 =54+M s GF 3 =Any one Major, competitive 3 =NAT GF 3 =NAT GF Dbl=show power (Open 2NT=PREE 55+ + )? 3 =Good hand 55+M s 3 =Min 55+M s 3 / =NAT 4 =Good hand 6 +4 4 =Good hand 6 +4 Dbl=show power Note 26:Competitive against STR CLUB or Poland Club/Holland Club 1. When Opponent open 1 Only promise 2 club, or use Poland Club/Holland Club (1 )? 2 =NAT 2 =55+Majors 2. When Opponent use Precision (1 )?Dbl= Suit 1 = / 44+ or + 54+ 1 = Suit 1 = + 45+ or + 45+ 1NT= + 45+ or + 45+ (1 ) P (1 )?Dbl= + 44+ 1 / =NAT 1NT= + 54+ 3. When Opponent use Suction or Uncertainty two suit overcall (1 ) DBL( / 44+ )?1 =5-7HCP RDB=Normally BAL,8+HCP 2NT=5-7HCP, 55+minors (1 ) DBL( Suit or / 44+ )?1 =5-7HCP RDB=Normally BAL,8+HCP (1 ) DBL( Suit)? 1 =5-7HCP 1 = 8+HCP, BAL no stopper 2 = 8+HCP, 4144 RDB=Normally BAL,8+HCP (wants PEN OPP ) (1 ) 1 / /NT (Uncertainty two suits )? PASS=8-HCP or others 1X/NT/2X= 8+HCP, NAT DBL=Normally BAL, 8+HCP