Stayman -- Jacoby Transfers -- Jacoby 2 NT over a major -- New Minor Forcing -- 4th suit forcing -- Weak 2’s ( preempts) ( plus 2NT features ask) -- 1NT Forcing/two over one -- Michael's Cue Bid -- Unusual 2 NT -- Balancing seat bids -- Strong openings ( 2 clubs) -- Blackwood or Roman Key -- Gerber -- Splinter Bids -- Takeout doubles, negative doubles, power doubles -- Support doubles --Reverses and jump shifts -- Cue bids of opponents suit.