Lesson 6 – LD Precision Club Bidding System
Review
Australian Stayman
1NT – (P)- 2C Asking for 4 card major
2D : Both majors, 11-13 HCP 2H : 4H only, 11-13 HCP 2S : 4S only, 11-13 HCP 2NT : no 4 card major, 11-13 HCP 3C : no 4 card major, 13-15 HCP 3D : Both majors, 13-15 HCP 3H : 4H only, 13-15 HCP 3S : 4S only, 13-15 HCP
All responses are alertable
Meckwell Escapes
1NT -(Dbl) - ?
Rdbl : 10+ HCP Pass : <10 HCP, 5+C or 5+D or 4H/4S Opener rebids 2C, Responder passes or corrects 2C : <10 HCP, 4C and 4 card suit of higher rank Opener passes or bids 2D, Responder passes or bids other suit 2D : <10 HCP, 4D and 4 card suit of higher rank Opener passes or bids 2H, Responder passes or bids other suit 2H : <10 HCP, 5+H 2S : <10 HCP, 5+S
All responses are alertable
Questions
Coping with interference over 1NT open
Stolen bid double System on bid Transfer Lebensohl (to be discussed)
Practice
Major Suit Opens, 1H/1S
Many conventions/approaches tenable: Std American, 2/1, Combined Bergen Raises, etc.
Combined Bergen Raises (different from traditional Bergen Raises)
No support, 3 card support, 4+ card support
No support
Pass, <8 HCP, <3 card support
1NT Denial of support, 8-12 HCP, <3 card support
Opener rebids M with 6+ suit, side suit with 4+, or passes or raises NT Responder rebids long suit Game still possible with second suit fit or NT
Practice
Winning Trick Evaluation Method tells us:
8 card fit – 26 points required for game 75% 9 card fit – 23 points required for game 75% 10 card fit – 20? points required for game 50%
3 card support
<6 points : Pass 6-9 points : 2M 10-12 points : 3D (alertable) 13-18 points : New suit at the 2 level followed by rebid of M 19+ points : Slam bidding
Practice
4+ card support
<8 points : 3M (preemptive, alertable, LOTT) 8-12 points : 3C (alertable) Opener rebids 3D to ask for clarification (alertable) Responder rebids 3H : 8-9 points or 3S: 10-12 points (alertable) 13-15 points : 4M 16+ points : Slam bidding
Practice
