| 1 nt | Balanced (no 5/4 or 6 Major) | 2  | Transfer to  |
| 2 | Obliged all other times | 2  | Invite with 5 card and 4 card |
| ??? |
1 nt Printversion
1 NT Opening and its anwers
The auction so far
1 nt Printversion
1 nt Printversion
Answers to 1 nt - 2 - 2 - 2
| 2 nt | Minimum no support | 3  | Minimum and support |
| 3 | Maximum and support | 3 | Minimum support |
| 3 | Minimum support | 3 nt | Maximum no support |
| 4 | Maximum support | 4 | Maximum support |
(advertentie)