Conventions ...

3 way Drury

Ace asking 4NT & 5M

Bato

Bergen

Confit

DOPI

Gazzilli

Gladiator

Jacoby 2NT

Leaping Michaels

Lightner double

Lebensohl

Multi Landy

Nebulous 2♣

Negative redouble

Responsive double

RKCB

Pdbl and Sdbl

Romex

Rubensohl

Splinters

Support dbl/rdbl

Texas (SA)

Thrump double

Trap pass

Trial bids

Unserious 3NT

Multi Landy over 2♣ 

dbl    =    both M 

2♦    =    one 6+ card M    ➤    follow up as after 2♦ opening

2M   =    5+ card M constructive  

2NT =    both m

3m    =    preemptive

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