Regardless of your system, 1NT is the likely response to an opening bid in a major. You can acquire the judgement needed to make the right rebids, raises and responses:
ˇ Which hands should respond 1NT, and which hands should not
ˇ "6-4 bid more." But should opener rebid the 6, or show the 4?
ˇ "It's NOT Impossible." Responder's Impossible 2 Spade Rebid.
ˇ When responder is a passed hand, what's different?
ˇ How to cope with an opponent's overcall.
A dynamic new approach to bridge books!