Non-Natural System Discussion

2,672 topics in this forum

1. Some competitive questions

   By Kungsgeten, October 29, 2017
   • 5 replies
   • 2k views
   • 
   • sfi
   • October 29, 2017

2. 2 Diamonds Multicolor

   By calabres, March 21, 2007
   • 5 replies
   • 2.5k views
   • 
   • calabres
   • March 22, 2007

3. weak jumps over 1C

   By sheilafran, May 3, 2012
   • 5 replies
   • 2.1k views
   • 
   • straube
   • May 3, 2012

4. Learning precision

   By plagijator, November 13, 2010
   • 5 replies
   • 2.6k views
   • 
   • mycroft
   • November 15, 2010

5. Suggestion needed 4 yet another Precision variant

   By Chamaco, December 28, 2004
   • 5 replies
   • 993 views
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   • Chamaco
   • January 6, 2005

6. your auction?

   By gwnn, November 16, 2008
   • 5 replies
   • 1.7k views
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   • Codo
   • November 17, 2008

7. Transfer advances

   By ASkolnick, December 20, 2007
   • 5 replies
   • 2.3k views
   • 
   • ASkolnick
   • December 24, 2007

8. Keri vs. Not Keri

   By awm, February 17, 2006
   • 5 replies
   • 1.2k views
   • 
   • joshs
   • February 21, 2006

9. What do these mean, playing Kaplan Inversion?

   By Jinksy, December 4, 2015
   • 5 replies
   • 2.7k views
   • 
   • fromageGB
   • December 5, 2015

10. 1D-1S

    By straube, January 2, 2012
    • 5 replies
    • 1.9k views
    • 
    • straube
    • January 2, 2012

11. To Slam Or Not To Slam?

    By zasanya, January 21, 2008
    • 5 replies
    • 1k views
    • 
    • Finch
    • January 21, 2008

12. Toying with Stayman

    By Free, December 16, 2008
    • 5 replies
    • 1.5k views
    • 
    • kgr
    • December 16, 2008

13. Showing hearts rather than minors

    By straube, November 23, 2012
    • 5 replies
    • 1.9k views
    • 
    • straube
    • November 27, 2012

14. Precision 1D: 4M unbal or bal. Developments?

    By arnoldson, July 18, 2012
    • 5 replies
    • 3.1k views
    • 
    • Free
    • July 21, 2012

15. after strong hand sets suit

    By straube, June 9, 2019
    • 5 replies
    • 1.2k views
    • 
    • PrecisionL
    • June 10, 2019

16. Strong or natural 1C + canapé or Moscito

    By Kungsgeten, December 14, 2017
    • 5 replies
    • 2k views
    • 
    • nullve
    • December 16, 2017

17. Transfers responses after one major opening

    By Syl20, April 20, 2006
    • 5 replies
    • 2.2k views
    • 
    • Syl20
    • April 23, 2006

18. Cyclic Transfers

    By cloa513, December 2, 2008
    • 5 replies
    • 1.8k views
    • 
    • Rossoneri
    • December 2, 2008

19. What do we show here?

    By straube, November 24, 2012
    • 5 replies
    • 1.8k views
    • 
    • straube
    • November 24, 2012

20. Precision Diamond Response/Relay Structure

    By enidr, July 26, 2011
    • 5 replies
    • 7.4k views
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    • enidr
    • July 28, 2011

21. Rubensohl

    By straube, November 11, 2012
    • 5 replies
    • 2.7k views
    • 
    • PhilKing
    • November 16, 2012

22. Trap defense method???

    By valeroman, April 22, 2016
    • 5 replies
    • 4k views
    • 
    • hrothgar
    • April 23, 2016

23. our 2D structure

    By straube, October 20, 2010
    • 5 replies
    • 1.6k views
    • 
    • straube
    • October 21, 2010

24. 1S-(3H)-3S-(P)-??

    By benlessard, May 27, 2012
    • 5 replies
    • 2.5k views
    • 
    • mycroft
    • May 29, 2012

25. SPREAD BIDING

    By michel444, September 15, 2022
    • 5 replies
    • 245 views
    • 
    • michel444
    • September 17, 2022