SPECIAL DOUBLES NOTRUMP OVERCALLS After Overcall: Penalty Direct: 15 to 17 Systems on NAMES Walid Elahmady- Tarek Sadek Negative thru Conv. GENERAL APPROACH Balancing: 10 to 15 Responsive : thru Maximal 2/1 FG Major5 Jump to 2NT: Minors 2 Lowest Support: Dbl. thru Redbl Two Over One: Game Forcing Game Forcing ExceptWhen Suit Rebid Conv. Card-showing Min. Offshape T/O VERY LIGHT: Openings 3rd Hand Overcalls Preempts DEFENSE VS NOTRUMP FORCING OPENING: 1♣ 2♣ Natural 2 Bids Other vs: strong weak SIMPLE OVERCALL NOTRUMP OPENING BIDS 2♣ 5♣+4M 1 suit 1NT 2NT 20 to 22 1 level 8 to 16 HCP (usually) 2♦ MM same 15 to 17 3♣ 5♣+4♦ or 5♣+5♦ Puppet Stayman often 4 cards very light style 2 ♥ Transfer Responses: ♥ 5 +m same to 3♦ 1444/4144 Responses 2♠ 5♠+m same Jacoby Texas 5-card Major common 3♥ 3154 New Suit: Forcing NFConst NF 3 Dbl: 1 suit PEN 3♠ 1354 ♠ 6m or 55mm Jump Raise: Forcing Inv. Weak Other System on over 2♣ Stayman Puppet 2♦ Transfer to ♥ 4♦, 4♥ Transfer 3NT to JUMP OVERCALL OVER OPP'S T/O DOUBLE Forcing Stayman Smolen Strong Intermediate Weak New Suit Forcing:1 level 2 level 2♥ Transfer to ♠ Lebensohl ( denies) Conventional NT Openings Jump Shift:Forcing Inv. Weak 2♠ TRF ♣ Neg. Double : Redouble implies no fit 2NT TRF ♦ Other: OPENING PREEMPTS 2NT Over Limit+ Limit Weak Sound Light Very Light MAJOR OPENING MINOR OPENING Majors NF 3/4-bids Minors Expected Min. Length 4 5 Expected Min. Length 4 3 0–2 Conv. Conv./Resp. Other 1st/2nd 1♣ 3rd/4th 1♦ DIRECT CUEBID VS Opening Preempts Double Is RESPONSES RESPONSES OVER: Minor Major Takeout thru Penalty Natural Double Raise: Force Inv. Weak Double Raise: Force Inv. Weak Conv. Takeout: Strong T/O After Overcall: Force Inv. Weak After Overcall: Force Inv. Weak Lebensohl 2NT Response Michaels Conv. Raise: 2NT 3NT Splinter Forcing Raise: J/S in other minor Other: Other: Single raise Other: SLAM CONVENTIONS Gerber : 4NT: Blackwood RKC 1430 1NT: Forcing Semi-forcing Frequently bypass 4+♦ 2NT: Forcing Inv. to 1NT/1♣ to 3NT: 13 to 15 2NT Forcing Inv. to vs Interference: DOPI DEPO Level: ROPI Drury : Reverse 2-Way Fit 3NT: to LEADS (circle card led, if not in bold) DEFENSIVE CARDING Other: Other versus Suits versus Notrump vs SUITS vs NT Standard: DESCRIBE RESPONSES/REBIDS x x x x x x x x x x x x Except 20 to HCP x x x x x x x x x x x x x x x x 2♣ Strong Other A K x T 9 x A K J x A Q J x 2♦ Resp: Neg Waiting Q x K T x A T 9 A 9 x K J J T Upside-Down: 5 to 10 HCP 6M Q J x K T 9 x K Q J x K Q T 9 2♦ count Natural: Weak Intermediate Strong Conv. 2NT Force New Suit NF J T 9 Q T 9 x Q J T x Q T 9 x attitude 5 to 10 HCP 5♥+5any K Q T 9 J T 9 x T 9 x x 2♥ FIRST DISCARD Natural: Weak Intermediate Strong Conv. 2NT Force New Suit NF LENGTH LEADS: Lavinthal 5 to 10 HCP 5♠+5m 4th Best vs SUITS vs NT Odd/Even 2♠ X X Natural: Weak Intermediate Strong Conv. 2NT Force New Suit NF 3rd/5th Best vs SUITS vs NT Attitude vs NT OTHER CARDING OTHER CONV. CALLS: New Minor Forcing: 2-Way NMF Smith Echo Weak Jump Shifts: In Comp. Not in Comp. Primary signal to partner's leads Trump Suit Pref. 4th Suit Forcing: 1 Rd. Game Attitude Count Suit preference Foster Echo SPECIAL CARDING PLEASE ASK Last modified: Feb 05 2012 14:58.