2o15

5.1 1NT Semi-Forcing

5.2 Invitational Hand

5.3 Don't Bypass Spades

5.4 Spades then Invite

5.5 Rebidding Our Own Suit

5.6 Delayed Support

5.7 3 over 1 Invitational

5.8 3-card Limit Raise

5.9 Limping Support

5.10 4-card Limit Raise