7/16/2021 BBO ACBL - Gary-Bob

SPECIAL DOUBLES NOTRUMP NAMESGary Soules-Bob Etter After : Penalty Direct: 15 to 18 Systems on GENERAL APPROACH Negative thru3S 1m-1H-x=5+S 1S=4S Conv. Responsive: thru3S Maximal Balance: 11 to 15 Two Over One: Game Forcing Game Forcing Except When Suit Rebid Support: Dbl thru2 level Rdbl Jump to 2NT: Minors 2 Lowest VERY LIGHT: Openings 3rd Hand Overcalls Card-showing Min. Offshape T/O Conv. FORCING OPENING: 1♣ 2♣ Natural 2 Bids Other Equal level conv DEFENSE VS NOTRUMP NOTRUMP OPENING BIDS SIMPLE OVERCALL vs: Strong Weak 1NT 3♣ Inv with 6+ clubs 2NT 19+ t 1-level 6 to 16 HCP (usually) 2♣ Clubs+higher Dia or Maj min 14+ to 17 3♦ Inv with 6+ Dia Pup Often 4 cards Very light style 2♦ Diamond+higher Majors Responses 2♥ Hearts Hearts to 3♥ Hxx-x-(5-4) Trans New Suit: Forcing NFConst NF 2♠ Spades Spades 5-Card Major Common 3♠ x-Hxx-(5-4) Jac Jump Raise: Forcing Inv. Weak Dbl 1m,both M's Strong-sys on System On OverX not oen /pen-xx=2 suits 3♠ ->3N for Other: or 1 good M 2♣ Stayman Puppet else nat-stolen bid bid om-nex JUMP OVERCALL 2N=m's vs weak or strong 2♦ Transfer to ♥ 4♦, 4♥ Transfer 3NT t Strong Intermediate Weak OVER OPP'S T/O DOUBLE Forcing Stayman Smolen Gamb-no o New Suit Forcing: 1-level 2-level 2♥ Transfer to ♠ ( F denies) Convent OPENING PREEMPTS Redouble implies no fit 2♠ MSS 4 types 1N-2C-2M- Sound Light Very Light 2NT Over Limit + Limit Weak 2NT->3C or 4441 1N-2C-2D- 3/4-bids Majors MAJOR OPENING MINOR OPEN Conv./Resp. Minors Other: 2C=Rev Drury 3 cards Expected Min. Length 4 5 Expected Min. Length 4 3 NF 0- DIRECT CUEBID 1st/2nd 1♣ Over: Minor Major VS OPENING DOUBLE IS 3rd/4th 1♦ Natural Takeout thru4H Penalty Strong T/O Conv. Takeout: RESPONSES RESPONSE Michaels Lebensohl 2NT Response Double Raise: Force Inv. Weak Double Raise: Force Inv. We Other: 2M-x-2N->3D trans inv+ After Overcall: Force Inv. Weak After Overcall: Force Inv. We Conv. Raise: 2NT 3NT Splinter Forcing Raise: J/S in other minor SLAM CONVENTIONS Gerber 4NT: Blackwood RKC 1430 Other: Special Jacoby Responses Single raise Other: Inv Gf or 4 Exclusion Kickback-all suits 1N-4D-4H-4N=Exclusion spade 1NT: Forcing Semi-forcing Frequently bypass 4+♦ 2NT: Forcing Inv. toPH 1NT/1♣:6 to10 vs. Interference: DOPI DEPO Level: ROPI 3NT: to 2NT: Forcing Inv. 11 to12 LEADS (click card led, if not in bold) DEFENSIVE CARDING Drury : 2-Way Fit 3NT:15 to17 versus Suits versus Notrump vs Suits vs NT Other: 2C=4+ 2D=3 SSGT by both Other: 2H=5S,4-5H 5-9 2S mixed x x x x x x x x x x x x Standard: x x x x x x x x x x x x x x x x Except DESCRIBE RESPONSES/REBI A K x 10 9 x A K J x A Q J x 2♣ to HCP x.xx,cheapest 3=weak K Q x K J 10 x A J 10 9 A 10 9 8 Upside-Down Count Strong Other Kokish Q J x K 10 9 x K Q J x K Q 10 9 Upside-Down Attitude 2♦ Response: Neg Waiting 2C-2D-3N=solid minor J 10 x Q 10 9 x Q J 10 x Q 10 9 8 FIRST DISCARD 2♦ 5 to 11 HCP Ogust McCabe xx->next K Q 10 9 J 10 9 x 10 9 8 x Lavinthal Natural: Weak Intermediate Strong Conv 2NT Force New Suit NF Length Leads: Odd/Even 2♥5 to 11 HCP Ogust McCabe xx->next 4th Best vs Suits vs NT Natural: Weak Intermediate Strong Conv 2NT Force New Suit NF 3rd/5th Best vs Suits vs NT OTHER CARDING 2♠ 5 to 11 HCP Ogust McCabe xx->next Attitude vs NT Smith Echo Natural: Weak Intermediate Strong Conv 2NT Force New Suit NF Primary to partner's leads Suit Pref. OTHER CONV CALLS: 2-Way NMF XYZ all Attitude Count Suit Preference Foster Echo Weak jump shifts: In Comp. Not In Comp. Fitting JS PH Nat Inv UPH

4th Suit Forcing: 1 Round To Game SPECIAL CARDING PLEASE ASK Unus/Unus Mathe/Strong Club or 1D response1M-1N-x=pen,2C=C&OM 2D=D andOM,2either M to play 1m-1N-2C=1 suit-2d=M's,2M=M+om Software by Bridge Base Online, LLC. - www.bridgebase.com

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