Bergen Raises

After a 1  (or 1 )  opening bid, the Bergen responses are :

2  (2)  :  simple raise shows 6-7

2NT       :  is a Jacoby 2NT forcing raise

                  with 4 trumps

3          :  is a constructive raise 8-9 HCP

                  with 4 card trump support

3          :  is a limit raise 9-11 HCP

                  with 4 card trump support

3  (3) : is a pre-emptive raise with

                 <6 HCP and 4 trumps

4  (4) : is a pre-emptive raise with

                  5 or more trumps

Compiled by Lorne Russell 2005