When does Gerber apply? Here are some standard rules:
Agreements vary widely, so make sure to discuss it with your partners.
|4||0 or 4 aces.|
After hearing partner's response, the Gerber bidder can bid 5 to ask for kings.
|5||0 or 4 kings.|
Adding partner's 15-17 HCP to his own 17 HCP, responder knows that his side has 32-34 HCP. A small slam in no-trumps is possible, but the Gerber
Responder is interested in 6 but doesn't want to bid it missing 2 aces. If partner shows all 4 aces, responder can bid
Responder is interested in a club slam.
1 Stayman, asking for a 4-card major.
2 4 hearts.
Gerber can also be used as a jump rebid after a Stayman sequence. Here, responder is interested in
1 Strong, artificial.
If a trump suit hasn't been identified yet, then 4 is Gerber after any natural no-trumps rebid.
2 Denies a 4-card major.
4 is NOT Gerber. It is natural because it was not a jump.
Gerber was invented by American expert John Gerber.
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