Full description — product page Blackwood tells you how many aces partner has. using control-showing makes sure you don't have two quick losers in any suit before using Blackwood.

After you've agreed on a trump suit, a cue bid at the 4-level shows a control in that suit: an ace, king or singleton or void .

In this workout, Coach Ace covers the logic of showing controls up the line, how to distinguish first-round from second-round controls, and when to bypass a suit you can't control.

By the end you'll have the full slam toolkit: controls first, Blackwood when needed, and the judgment to know which path to take.

What's included Video lesson · 10 practice hands · Ace Q&A · Reference card