Based on Barbara Seagram's bestselling book, 25 Bridge Conventions You Should Know, each book in this series offers the opportunity to learn more about a common

A method to refine your slam bidding, Key Card allows you to guarantee the quality of your trump suit before you commit to slam and the Specific King feature he

Beyond Roman Key Card Blackwood! Easley Blackwood introduced and developed the Blackwood Convention. Eddie Kantar then expanded the Blue Team's Roman Blackwood