Verlau 2007

2©=5-10HcP,6+©

Overcall-SYS ON

DBL-RDBL=9+HcP

DBL-SUIT=NF

2ª=6+ª,Round

2NT=ASK quality

2NT-3§=minimum

2NT-3¨=MAX,poor

2NT-3©=MAX,good

3§=6+§,Round

3¨=6+¨,Round