- Double – shows any single suit; advancer bids 2
, after which intervenor corrects to his actual suit (or passes with clubs). This was originally played as requiring either a solid suit or a very good suit and an entry, leaving advancer the opportunity to pass with a couple of side-suit stoppers, though many partnerships now allow a weaker suit.
- 2
– shows clubs and hearts
- 2
– shows diamonds and hearts
- 2
– shows hearts and spades
- 2
– shows spades and an unspecified minor suit
- 2NT – shows clubs and diamonds
Brozel Convention
Source: Wikipedia
Brozel is a contract bridge bidding convention used to intervene after an opposing one notrump (1NT) opening bid. It features the following calls: