Opener

Pass

0-6

Preempt

6-11

Opening bid

12+

balanced

1NT

15-17

Bid a suit

18-19

2NT

20-21

2C

22-24

3NT

25+

Response

Staymen

8+

Transfer

0+

UN-balanced

12-21

re-bid - 1 level

12-15

re-bid - 2 level

17-21
22+

Partner's point

0-8

Partner's point

9-14

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