Monday, January 8, 2007

System Summary

System Standard American Yellow Card
NT 1NT = 15-17, 2NT = 20-21, 3NT = 25-27, Jacoby Transfer, 2♠ forces 3♣, 3♣/3 inv
Majors 5-card Majors, Jacoby 2NT, Raise = limit (pre-empt over X)
Minors 1 shows 4 except 4432, Raise = limit, 1m 1NT = 6-10, 1m 2NT = 13-15, 1m 3NT = 16-17
Strong 2♣ shows 22+ balanced or 9+ tricks, 2 artificial, may be waitng
Weak 2, 2, 2♠ shows 5-11 hcp, good 6 cards, RONF, 2NT asks feature
Overcalls 8-16 hcp, cue is one round force, jump overcall is pre-emptive
NT-Over 1NT = 15-18, 2♣ Stayman, other systems off, Unusual 2NT = Lower 2 unbid suits
Doubles Negative to 2♠
VS.Doubles New Suit Force 1-level, 2NT = Limit raise or better
Preempts may be light
Vs.Preempts Dbl is takeout at 2 and 3 level, 2NT over weak 2 = 16-19 hcp Bal
Cuebids Michaels (5-5), or natural if opp's have bid 2 suits
Slam-Bids Blackwood, GSF, DOPI, Gerber over 1NT, 2NT openings, respsonses and rebids
Suit-leads 4th best, Kqx Qjx Jtx T9x kJtx kT9x qT9x xxX xxxX xxxXx aKx
NT-leads 4th best, aKjx aQjx aJt9 aT98 Kqjx kQt9 kJt9 kT98 Qjtx qT98 Jt9x T98x xxX xxxX xxxXx
Carding high discard encourages, low discourages, infrequent count signals