Openings
| 1♣ | 11–20, 2+♣ |
| 1♦ | 11–20, 4+♦ |
| 1♥♠ | 11–20, 5+# |
| 1NT | 15–17, 2–5♠, 2–5♥, 2–6♦, 2–6♣ |
Choice between minor suits
- By default, open the longer minor, or 1♦ with equal length.
- Open 1♦ with 11–14, 4+♦, 5=♣.
- Open 1♣ with 18–20, balanced 4=♦.
The notrump ladder
- 12–14: 1♣ - 1♦♥ - 1♥♠
- 15–17: 1NT
- 18–20: 1♣ - 1♦♥ - 1NT