Blue Club(17+/16+3rd&4th ), Canapé, Weak NT, 1M:=4+ SPECIAL DOUBLES Neg. 4 Resp. 4, Maxi X X of 4th seat o’call after 1X-1Y shows 15-16 bal.(2S) DIR NT OVERCALLS 15-18- HCP (also 2M-2NT) Balancing 1/2NT: 12-15 /19-20 2NT:=2-lower-Unb.(not 13-15) All: 4-suit transfers(not over1C), Rev. Leb; after X=same wk.NT Christoph F Eick & … Blue Club(17+/16+3rd&4th ), Canapé, Weak NT, 1M:=4+ Strong Forcing Openings = 2, 4, 4, 4NT Vs. STRONG NT Dir/Bal Dbl = 1-Suiter (10+HCP opp. UNP)  or    or    2NT= const. 1-suiter (7+) 3X=preemptive Vs. WEAK NT Dir/Bal X= 15+ HCP; 2C=other, 2D=H; 2H=S; 2S=S+m; 3M=pre. 2NT=C+D, X(PH)=C or D NOTRUMP OPENING BIDS 1NT: 11+-14 1NT: 12+-15 3rd4th Systems on over 2C if artificial Bad 5M and bad 6C and 5-4-2-2 common 2 =NF Stayman (2= Weak (+other), 2= invit. 5+S, 3m=invit. 3M 6+ invit., 4C=Gerber, 4=RCKB M, 4NT=quant.) 2= game-forcing Stayman (3NT=4(m)-3-3-3; 3M=(5(cm)-4(H)-2-2)) 2M/4S to play, 2NT3/33(6+ suit; new suit SPL, 3NT=SLT) 3=SPL(4-3/4 in M), 3/3=SPL(5+-4+ in m,2-3oM),Texas(not i.c.) Over opp. X: 2-suited runout XX 2(1-suiter, weak or invit.) 3Y=preemptive, 2NT(game-forcing Stayman). In comp.: Rev. Lebensohl (3C=no, 3D=stopper(cont. 3M forcing)), FASS, new-suits=non-forc., jump-new-suit=invitational, neg. X thr. 4 (promises 9+ HCP and 2+cards in the shown suit) PH: 2D2H(2H or 2S-inv.), 2H=inv. 5+H 2S/3m=to play,2NT=inv., SIMPLE OVERCALLS 5-16 HCP (8-17 @ 2-Lvl) RESPONSES New Suit is Nonforc.(8+-12) Cue = 1 Round Force JSS=12-15HCP 6+; JR=weak Jcue=mixed; SNAPDRAGON 2NT: Any solid 7-8 card suit, 1-2/3-4 (3rd&4th) outside controls 3NT: 4m preempt (m-bids POC) JUMP OVERCALLS Preemptive except: 1M-3C= D+oM (not 13-15) 1C-2D=H+S (not 13-15) 1m-2H=S+om (not 13-15) 1M-3M asks for Stopper 2M-4m=oM+m & 8-8.5 tr. OVER OPP’S DOUBLE Ov. 1M-x(UNP): JSS=nat. 7-9 Capp. (2M/2M-1:4-7/7-9&4tr.); 2NT=4tr. 10-12; 3NT=12+ 4+tr.; Ov. 1M-x(PH): same as p-p-1M XX=10+ 0-3tr., 1H-x-1S=forcing Ov. 1D-x: Transfers, 3m=mixed, 2NT=LR+ 5tr., 2m-1=10-11 4tr., 2m=3-6 5tr., JSS=natural 7-9 MAJORS 1/1 4+, possibly canapé RESPONSES Double Raise = limit, 4tr. After overcall: mixed, 4tr. 7-9 1H-2S/1S-3H= GF-raise 4+tr. Spli. (13-16 HCP), 2over12NT 1NT NF 7+-10- HCP, 3m=nat. 6-8 1M-2Y-3m=NF; 1M-2X-3X NF 10-12 after1M-2X-2Y: 2M=Y GF, 3Y= NF 1M-2X-2M: 2NT/3M/3X=inv., other=GF 2NT=15+ nat. 3NT=17-18 4(not M)-3-3-3 1S-2H: 3H inv.; 3m=NF, 2NT=art. GF 1M-2m-2NT(GF 4M& 4oM or fit or 5+m.) 1M-2X-3NT(4M, 15-16 HCP bal.) PH: Rev. Drury (4tr.), 2NT(C, inv.) MINORS 1= 17+ /16+ 3rd&4th artificial 1 =4+ or 3-3-3-4, 3-3-2-5 pos. canapé , no 4M, 10+-16 HCP RESPONSES To 1C: 1D=art. 0-7;, 1H=5+S /11-14 bal. 1S=0-2 ctr. 8+;1NT/2C/2D 5+ suit C/D/H, 2S=4-4-4-1;2H/2NT 8-10/15-17 bal; 3C(5D)/3D/3H/3S= 5-4-4-0; 3NT=18-20 i.c.:o. ovcl.: p=0-5, X=5-8, other=8+ To 1D:1H=0-10 art. 1S/1NT 5+H/S 9+ 2C=GF, 5+C or 15+ bal.; 3NT=13-14 2D=10+,4+D,4M?;3D=5+D 7-9 HCP 2NT= 11-12 4M 4-4-4-1(D) pos, 2/3M= 6-8 HCP 6/7M; 3C=6+C inv PH: 1M=5+, 2m=(9)10+; JSS=Flower. i.c.: cue=LR+; 3D=mixed, 5+ tr. OPENING PREEMPTS 3C=10+-13 HCP (3D art. inq.) 4m Namyats(8.25-8.75 tricks) Other preempts: light VS. PREEMPTS Takeout Double thru 4 Over 2Z: Lebensohl ov. X(0-8, 3Y sh. 8-11, FASS), 2M-3M stopper?, . DIRECT CUEBID 1C-2C: natural, 10+; 2D=cue 1D-2D=H+S (not 13-15) 1M-2M=oM+C (not 13-15) SLAM CONVENTIONS Gerber over1/2NT &1NT-2C (0/4,1,...); RKCB for agreed or last bid suit (0/3, 1/4, 2, 2+Q,2+void,3+void) and Q ask (no, yes + 0K,..., yes + 3K); Over Preempts: 4 (4 over 3) = Mod. RKCB ; 5C SuperGerber over 3NT and quant. 4NT; Kickback if minor fit; jump 5NT:= pick a slam; Over Interference: DOPI, ROPI 2 = 6+ C 13+-16 HCP / 6+ clubs 11+-15 3rd & 4th Responses: 2D/2H/3C=transfer, 2S=art. Inq (3C=min), 3D/3H/3S= Splinters, 4+ clubs, 2NT3C(3D/3H/3S nat. inv.) DEFENSIVE CARD PLAY Opening Leads vs. Suits = 3rd even / low odd Mark Card Lead : xx xxx AKx KQx KQJx QJx JT9 T9x KQT9 KJTx KT9x QT9x xxxx xxxxx Opening Leads vs. NT = attitude (low=pos) Mark Card Lead: AKJx AQJx AJTx AT9x KQJx KQT9 KJT9 KT9x QJTx QT9x JT9x T9xx xx xxx 9xx Txx xxxx xxxxx Lead of K asks count (and unblock A,Q,J vs. NT); A asks attitude; Rusinow Q/J/T/9 opening leads. Standard Carding, Roman Discards (odd pos.) After trick 1: standard honor leads; spot leads: in general 4th best, high spot asks shift. (T=10, M=major, m=minor) 2= Mini Roman (10+-14 HCP, 3 suited; 11+-15 3rd/4th ) Resp.: 2NT(3C=min&C(3D=inq; 3M=POC);3D=max&H+S(3H=Rel), 3H=min;sh. C; 3S=max&sh. S; 3NT=max&sh. H); 3M=invit; 4M=nat; 2H/2S/3C=POC&weak; 3D=POC&inv.(bid 3NT(D); 3S(sh. D) if max) 2(1st/2nd) = 4 & 5/6(10+-14/10-12 HCP) Responses: 2NT asks shape/strength; 3M=Slam Try. 2=INT S+m (5/4, 5/5, 6/5) and 9+-13 (13-15 3rd/4th) HCP Resp.: 2NT=relay; 3C=POC;3D3H,3H=F1,4m invit.; PH: 3D/3H=to play OTHER CONVENTIONAL CALLS HeSGTiM; 4SARTGF; Fast Arrival if in GF; Help suit game try in M; Vs. 1 Strong: X=4-4+M 10+, 1NT=Col, 2D=1M, 2H=H+S<12, 2S=shape Bal. XX=SOS 2NT; Strong NT Def. vs 2NT, 1X-2Y-2NT=art. GF UNovUN (LoCue = LR+); JSS i.c. =long suit&7-9HCP UNP; 1C-1D-1H=20+ art: Cont: 1S(art. 0-7); 1NT/2C(5-5+?), 2D/2H/2S/2NT=6/7-card suit 3X=8+ 6-7 Hebert superneg. after 1C-1D-1H-1S-bid, 1C-1D-2/3NT= 23-24/27-28 HCP