VS For Replacing And Refreshing The Bergen Raises

Although Marty Bergen did a genius job inventing "Bergen raises", and it is one of the most widely used conventions, there is a significant problem with the original Bergen raises. I published a new solution, which fixed the Bergen Raises …

Reverse Drury Convention

Reverse Drury convention is invented to show maximum hand with 3+ card fit with 2♣ bid as a passed hand, when partner opened 1 major in the 3rd or 4th position. Using Reverse Drury convention , we can stop many …

Defensive Bidding Against Bergen and Jacoby Raise

It became very popular both the Bergen raises and the Jacoby game force raise via 2NT to 1 major openings. I suggest to play a strong defensive way against the "Weak Bergen" and against the "Strong Bergen" in vulnerable, and …

Lightner Double Of 3NT

The most famous variation of the Lightner double is the Lightner slam double suggesting a void, and with a few alterations it can be used effectively against game contracts like 3NT too. …

Half-Fork Convention To Artificial 2-suiter Overcalls

Half-fork Convention is invented to handle all strong,at least invitational raise hands with cuebid of their promised suit(s) to an artificial 2-suiter overcall, and giving competitve weak raise with simple raises. It works to Michaels, Gesthem, Unusual 2NT and other …