Non-Natural System Discussion

2,672 topics in this forum

1. another semi-forcing pass idea

   By rbforster, August 19, 2007
   • 13 replies
   • 3.1k views
   • 
   • dake50
   • August 27, 2007

2. jumping to 4M after a limited opening with a good hand

   By Fluffy, October 30, 2011
   • 13 replies
   • 3.8k views
   • 
   • benlessard
   • November 25, 2011

3. Precision and the “Impossible Negative”

   By 32519, May 16, 2012
   • 13 replies
   • 6.1k views
   • 
   • Foxx
   • May 30, 2012

4. coded minor suit openings

   By helene_t, January 24, 2014
   • 13 replies
   • 5.3k views
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   • PhilKing
   • January 27, 2014

5. S2 as end signal

   By straube, July 24, 2013
   • 13 replies
   • 3.8k views
   • 
   • rbforster
   • July 27, 2013

6. Follow ups to unusual positive

   By ccw, May 1, 2009
   • 13 replies
   • 2.1k views
   • 
   • bob100147
   • May 6, 2009

7. 1H-1S-1N underused?

   By rbforster, February 28, 2019
   • 13 replies
   • 2.4k views
   • 
   • Kungsgeten
   • March 7, 2019

8. A system to pick apart

   By awm, December 22, 2009
   • 13 replies
   • 3.2k views
   • 
   • awm
   • December 30, 2009

9. T-walsh - responding with weak hand

   By Pigge63, April 19, 2013
   • 13 replies
   • 3.5k views
   • 
   • Pigge63
   • April 23, 2013

10. Yet another NT defense

    By Al_U_Card, November 24, 2005
    • 13 replies
    • 1.7k views
    • 
    • Al_U_Card
    • November 25, 2005

11. 1C - 1D as DN or some positives..

    By akhare, December 18, 2011
    • 13 replies
    • 3.4k views
    • 
    • wclass___
    • December 26, 2011

12. Transfers after overcalls on 1M

    By whereagles, October 13, 2004
    • 13 replies
    • 1.4k views
    • 
    • inquiry
    • October 14, 2004

13. CONFIT

    By kgr, April 2, 2012
    • 13 replies
    • 6.6k views
    • 
    • Dark Widow
    • April 16, 2012

14. Frelling 2 bids

    By hrothgar, February 13, 2003
    • 13 replies
    • 2.2k views
    • 
    • alanb
    • April 27, 2003

15. Suction over 1C/2C

    By mr1303, January 1, 2013
    • 13 replies
    • 6.2k views
    • 
    • PhilKing
    • January 8, 2013

16. Defending 1C "strong or natural"

    By Kungsgeten, October 21, 2016
    • 13 replies
    • 5.7k views
    • 
    • mycroft
    • October 26, 2016

17. Modified Overcall Structure

    By mikestar13, July 15, 2013
    • 13 replies
    • 4.1k views
    • 
    • PrecisionL
    • July 17, 2013

18. Precision: Would anyone open tis hand?

    By tommylee, May 30, 2015
    • 13 replies
    • 6.2k views
    • 
    • johnu
    • June 4, 2015

19. Reverse in Precision?

    By Periiz, September 25, 2020
    • 13 replies
    • 464 views
    • 
    • nige1
    • September 27, 2020

20. 1 Diamond overcall

    By EarlPurple, November 2, 2004
    • 13 replies
    • 1.1k views
    • 
    • mila85
    • November 4, 2004

21. Scrambling with 4315 shape after 2D precision

    By benlessard, July 10, 2010
    • 13 replies
    • 1.8k views
    • 
    • mycroft
    • July 13, 2010

22. Avoiding a bad slam

    By Valardent, May 19, 2012
    • 13 replies
    • 3.7k views
    • 
    • PrecisionL
    • May 23, 2012

23. Continuations after 1H-1NT, showing spades?

    By Kungsgeten, December 10, 2015
    • 13 replies
    • 5.8k views
    • 
    • Trick13
    • April 4, 2016

24. Introduction to Symmetric Relay

    By hrothgar, March 1, 2004
    • 13 replies
    • 2.1k views
    • 
    • massi62
    • March 5, 2004

25. Auction Termination Hand 1

    By hrothgar, July 27, 2013
    • 13 replies
    • 2.7k views
    • 
    • benlessard
    • July 29, 2013