Main     Bidding Guide 2Z11 by Richard Pavlicek    

Overcalls and Doubles

When an opponent opens with one of a suit

Direct Overcalls and Doubles

West
1 D
North
 ? 
East
South

With a 5+ card unbid suit
10-12 pointsbid at 1 level onlyN
13-18 pointsbid at cheapest level 1N
19+ pointsdouble (then bid suit)
With a balanced hand and a stopper
16-18 HCPbid 1 NTN
19+ HCPdouble (then bid NT)
With 3+ cards in each unbid suit
13-15 pointsdouble (then pass)
16-18 pointsdouble (then raise)
19+ pointsdouble (then jump raise)

1 Avoid a 2 level overcall in a poor suit, especially when vulnerable. You may be doubled for penalty.

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Responses to a One-Level Suit Overcall

West
1 H
North
1 S
East
P
South
 ? 

With a 5+ card unbid suit (no major fit)
8-11 pointsbid at cheapest levelN
12-14 pointsjump in suit 2I
15-18 pointsbid game in suit 2 3N
With 3+ card trump support
8-11 pointsraise to 2N
12-14 pointsraise to 3I
15-18 pointsraise to game 3N
With a stopper in enemy suit
8-11 HCPbid 1 NTN
12-14 HCPbid 2 NTI
15-18 HCPbid 3 NT 3N

Responses to a Two-Level Suit Overcall

West
1 S
North
2 C
East
P
South
 ? 

With a 5+ card unbid suit (no major fit)
8-11 pointsbid at cheapest levelN
12+ pointsjump in suit 2 3F
With 3+ card trump support
8-11 pointsraise to 3N
12-13 pointsraise to 4 3I 4
14-16 pointsraise to game 3N
With a stopper in enemy suit
8-11 HCPbid 2 NTN
12-16 HCPbid 3 NT 3N

2 Suit must be 6+ cards if jump is at the 3 level, or 7+ cards (or a strong 6) at the 4 level or higher.

3 If unsure of the best contract you should cue-bid the enemy suit (forcing) to allow room to explore.

4 In the case of hearts this is game (nonforcing).

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Responses to a One-Notrump Overcall

West
1 D
North
1 NT
East
P
South
 ? 

An easy one!
Ignore the enemy bid and respond exactly as you would to a 1 NT opening bid.

Responses to a Takeout Double

West
1 H
North
Dbl
East
P
South
 ? 

With a 4+ card unbid suit
0-9 points 5bid at cheapest levelN
10-12 pointsjump in suitI
13-16 pointsbid game in suit 3N
With a stopper in enemy suit
6-9 HCPbid 1 NTN
10-12 HCPbid 2 NTI
13-16 HCPbid 3 NT 3N

5 Rarely you may bid a 3 card suit. Do not pass the double except with 5+ strong cards in enemy suit.

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© 2013 Richard Pavlicek