2/1 Major Suit Slams: Serious 3NT9

Major suit slam bidding after 2/1 should be bread and butter auctions. Serious 3NT is a tool used by advanced/expert players to solve the problem of two unlimited hands control bidding with one another, not knowing why. This covers Serious 3NT, Control Bidding, Last Train, Supporting at the 2 level vs the 3 level and more. This is part 2 of a 3 part series.