Spade Heart Auburn Duplicate Bridge Club Diamond Club
Release 2.19m
Know the ACBL Laws of Duplicate Bridge

Use of Unauthorized Information from Your Partner!

Law 16: ANY extraneous information from partner that MIGHT suggest a bid or play is UNAUTHORIZED. This include remarks, questions, unmistakable hesitation, tone, gesture, movement or mannerism. A player may NOT choose a bid, pass, or play that is suggested by partner's behavior. 

When a player thinks an opponent has made information available in a manner noted above, he may announce that he reserves the right to call the Director later or may summon the Director immediately.

Know the ACBL Laws of Duplicate Bridge
Mini McKenney