10th Sep 2022

D.O.N.T – Disturb Opener's No Trump (Marty Bergen version)

If opponents open 1NT and with adequate strength:

Dbl: 6+ card suit in ♣, , .
If intervening opponent passes, partner can bid 2♣ to ask which suit it is.
2♣: 2-suited hand (at least 5-4) with ♣ and another suit.
With 3+ cards in ♣, partner passes.
Otherwise, partner bids 2♦ to ask for the other suit.
2: 2-suited hand (at least 5-4) with and a major suit.
With 3+ cards in , partner may pass.
Alternatively, with at least 3-3 in the major suits,
partner bids 2 to ask for the major suit.
2: 2-suited hand (at least 5-4) with and ♠.
2♠: 6+ card suit in ♠.