| 2NT | 3♣ | Stayman |
| 3♦, 3♥ | Jacoby transfers to hearts and spades respectively | |
| 4♣ | Gerber | |
| 4NT | Inviting a slam in notrump |
| 3NT | 4♣ | Stayman |
| 4♦, 4♥ | Jacoby transfers to hearts and spades respectively |
Standard American Yellow Card
Revised and Expanded by Mark London
Further Revised by Wayne Burrows (Jan 2007)