2. Competitive Bidding Competitive Bidding OVERCALL TAKE-OUT DOUBLE PASS

3. 2 We both sides have made a call other than pass, we label the auction competitive. The same principles still apply: we try to find the right strain and level for the cards we hold. ◦We still want to bid game with 26 points, etc. ◦We want to name trumps in our best suit But there are fewer calls available to us, since the opponents take some too. Competitive Auctions

4. 3 Competing for the Contract Advantages We may score a part- score or game We may be able to interfere with opponents We may be able to direct partner’s lead Disadvantages. We may bid too high and get set. When we give partner information, we also inform opponents.

5. 4 Factors to Consider Factors to Consider Vulnerability ◦Bonuses are greater for making game and slam ◦Penalties are greater for going set Doubling for Penalties ◦Changes part-score contracts into game contracts ◦Heightens the penalty for failing to make contracts

6. 5 Requirements for Overcalls 1.5-card suit for a suit overcall 2.9+ points and a good suit overcall 3.15-18, balanced1NT ◦You should have stoppers in opponents’ bid suit(s) ◦Systems are “on”– Stayman and transfers as advances If opponents bid your suit in front of you, pass in tempo

7. 6 What do you bid?   A Q J 8 7 7 6  Q  Q 10 8 7   8 3   A 3 2 K Q 8   K J 10 2   K J 2   Q 4 K 8 7 3   A J 2   K 9 6 2   7 4 2   A J K Q 10 9 7 5  10  10 8   6 3 A K J 8 4   A J 8   10 7 3 1.2. 3.4.5. NESW1?NESW1?

8. 7 Responses to Overcalls w/ a fit Revalue with dummy points (5-3-1) With a minimum (5-9) raise to 2 With a medium (10-12), raise to 3 With a maximum (13-16), raise to game

9. 8 Advances to overcalls in new suit New suits in response to an overcall should have 5 cards. With a minimum (6-10), bid a new suit on the one-level. With a medium (11-12) or better, bid a new suit on the two-level.

10. 9 NT Advances to suit overcalls NT Advances to suit overcalls Must have control(s) in opponent’s bid suit With a minimum (6-10), 1NT With a medium (11-12), 2NT With a maximum (13+). 3NT

11. 10 Modifications Modifications Cue-bids. Bid of the opponents’ bid suit is an artificial forcing bid, at least an invitational raise in partner’s suit. Bids in partner’s suit indicate number of cards in support (3 at 2-level, 4 at 3-level, 5 at 4 level).

12. 11 Advances (Responses) to Overcalls  A 8 10 9 8  K 7 6 3  J 7 5 2   K Q 10 9 6 2 5 4  K Q 8  A J   9 7 3 2 Q 2  K 8 6 5   7 5 3  Q 6 3 2 J 9  K 8 7  Q J 8 7   8 7 5 3 K 9 6 2  A Q 3   7 5 1.2. 3.4.5. WNES 1  1 Pass ?

13. 12 Take-out doubles Requirements ◦Close to opening strength (counting dummy points!) ◦Shortness in opponent’s bid suit, length in the others, especially 4 in the unbid majors ◦No 5-card major suit Take-out doubles are forcing bids ◦Partner may pass only if opponents intervene ◦Take-out doubles imply unbid suits, but guarantee the (other) major(s )

14. 13 Responding to Take-out Doubles Responding to Take-out Doubles With a minimum (0-8), bid your longest suit as cheaply as possible With a medium hand, (9-12) skip a level and bid your best Major, if you have at least four cards in it, or bid your best suit With a maximum (13+), bid (Major-suit) game. (or cue-bid the suit which your partner doubled)

15. 14 You are South. What is your call?  A J 10 6 3 4 3  K 9 3  K Q 6  K Q 2 5 4  K Q 10 9 6 3  A J  9 7 3 2 Q 2  K 8 6 5  7 5 3  K Q 6 2 9  K Q 8 7  9 8 7 6  K J 5 K J 6 5 2  A Q 3  5 3 1.2. 3.4.5. NESW 1 ?

16. NWESNWES Dealer: East 0501  9 5 2 J 8 7  9 6 4  K Q 10 2  K Q J 7 4 K 6 5  A 7  8 7 4  A 10 3 10 9 3  K Q J 10 8  A 5  8 6 A Q 4 2  5 3 2  J 9 6 3 EZ#7, Deal 2

17. NWESNWES Dealer: South 0502  Q J 5 4 7 2  8 6  9 7 6 3 2  A K 7 3 J 6 5 4  A 9 4 2  5  10 9 6 2 A 3  K Q J 10  A 8 4  8 K Q 10 9 8  7 5 3  K Q J 10 EZ#7, Deal 3

18. NWESNWES Dealer: West 0503  A 8 3 A K 3 2  7 5 3  K Q 6  Q 9 7 5 5 4  8 6 4  5  J 4 2 8 6  Q J 10 9 2  A 8 4  K 10 6 Q J 10 9 7  A K  10 7 5 EZ#7, Deal 4

19. NWESNWES Dealer: East 0504  K Q J 6 3 J 4 3  K Q 6  5 3  4 A K Q 10 8  J 8 4 2  Q J 10  A 10 7 3 7  A 7 5 3  K 8 4 2  9 8 2 9 6 5 2  10 9  A 9 7 6 8-2

20. NWESNWES Dealer: South 0505  8 3 8 7 2  8 6 5 3  9 7 6 3  A K 7 J 6 5 4  A 9 4 2  5 2  10 9 6 2 A 3  K Q J 10  A 8 4  Q J 5 4 K Q 10 9  7  K Q J 10