| Box O1A
(Version 1.0)
| Opening, Overcalling and Doubling
|
| Bid
| Meaning
| Forcing?
| Where to next?
|
| Pass
| Hand does not satisfy any of the criteria below.
| NF
| -
|
| One of a Suit
| Five or more cards, 8-16 HCP (and 'Bad Seventeens'), Rule of 18 compliance, no suit quality necessary, and no longer suit.
| NF
| Box R1A
|
| 1NT
| 11-16 HCP (and 'Bad Seventeens') and no suit longer than four cards. It does not require a stopper in any enemy suit(s). A distribution of 4-4-4-1 is fine.
| NF
| Box R1B
|
| Two of a Suit
| Six or more cards, 3-16 HCP, no suit quality necessary, and no longer suit.
| NF
| Box R1C
|
| Three of a Suit
| Four or more cards, 17-22 HCP (excluding 'Bad Seventeens'), and no longer suit.
- Bad Seventeens are flat 17 HCP hand containing five or more losers, which should be opened at the one-level.
| NF
| Box R1D
|
| 2NT
| 23+ HCP, any shape.
| GF
| Box R1E
|
| Double
| 8+ HCP. "I had an opening bid, but the opponent's bid to my right just took it away." (To be used against all except their strong bids.)
| NF
| Box R1F
|
