The Power 1NT Opening - Review sheet 1a (With 5-card majors) Opening bid point ranges for Balanced hands : Responses to the 1NT Opening bid : 1NT - 2♣ = . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1NT - 2 ♦ ♥ ♠ NT = . . . . . . . . . . . . . . . . . . . . . . . . . . 1NT - 3 ♣ ♦ ♥ ♠ = . . . . . . . . . . . . . . . . . . . . . . . . . . . After Responder's 2♣ (Extended Stayman) : All rebids by Opener at the 2-level show . . . . . . . . . . . . . . . . . . . 2♦ = . . . . . . . . . . . . . . . . . . . . . 2♥ = . . . . . . . . . . . . . . . . . . . . . 2♠ = . . . . . . . . . . . . . . . . . . . . . 2NT* = . . . . . . . . . . . . . . . . . . . All rebids by Opener at the 3-level show. . . . . . . . . . . . . . . . . . . 3♣ =. . . . . . . . . . . . . . . . . . . . . . 3♦* = . . . . . . . . . . . . . . . . . . . . . 3♥ = . . . . . . . . . . . . . . . . . . . . . . 3♠ = . . . . . . . . . . . . . . . . . . . . . . * After Opener's 2NT or 3♦, Responder can show . . . . . . . . . . . . . . . . . . . After Opener's Opening of 1 in a suit, his rebid of 1NT shows . . . . . . . points. Responder's rebid of 2♣ shows . . . . . points, is Crowhurst and . . . . . . . . . . . . Opener shows his unbid . . . . . . . , . . . -card support for . . . . . . . . . . . . . . . . , or a . . . . . . . . . . . at the 2-level = . . . . . points 2NT = . . . . . points at the 3-level = . . . . points All Responder's other rebids show . . . . . . . . . . . . . . . . . . .and may be passed . . . . . . .