Non-Natural System Discussion

2,672 topics in this forum

1. Legality of artificial openings and responses 1 2 3 4 13

   By straube, January 25, 2009
   • 317 replies
   • 35.7k views
   • 
   • blackshoe
   • February 27, 2009

2. HUM and BSC - are they worth it? 1 2 3 4 9

   By paulg, November 12, 2008
   • 223 replies
   • 35k views
   • 
   • the hog
   • December 27, 2008

3. ACBL GCC - 3NT As "To Play" 1 2 3 4 8

   By pbleighton, February 26, 2007
   • 195 replies
   • 44.6k views
   • 
   • dake50
   • August 31, 2012

4. Bidding system designed by computer 1 2 3 4 8

   By bab9, May 25, 2010
   • 180 replies
   • 53k views
   • 
   • helene_t
   • May 2, 2017

5. ACBL Legal MOSCITO 1 2 3 4 6

   By olien, December 20, 2010
   • 125 replies
   • 39k views
   • 
   • hrothgar
   • June 3, 2018

6. FANTUNES REVEALED by Bill Jacobs 1 2 3 4 5

   By PrecisionL, July 26, 2012
   • 123 replies
   • 77.5k views
   • 
   • PrecisionL
   • January 20, 2017

7. Bermuda Bowl 1 2 3 4 5

   By mgoetze, August 30, 2005
   • 115 replies
   • 15.9k views
   • 
   • sartaj1
   • September 6, 2005

8. Is there a hole in this logic? 1 2 3 4 5

   By awm, June 30, 2007
   • 107 replies
   • 8.4k views
   • 
   • foo
   • July 12, 2007

9. GaLwood bidding system 1 2 3 4 5

   By fazzzoola, March 16, 2011
   • 101 replies
   • 27.9k views
   • 
   • matmat
   • April 2, 2011

10. Blue Team Club 1 2 3 4

    By gejcl, November 2, 2010
    • 99 replies
    • 73.9k views
    • 
    • johnu
    • November 26, 2020

11. Simplified Meckwell Precision system (for students 1 2 3 4

    By stjk, December 10, 2009
    • 99 replies
    • 81.7k views
    • 
    • paulg
    • February 3, 2019

12. 1C-1D semipositive 1 2 3 4

    By straube, February 9, 2010
    • 98 replies
    • 15.2k views
    • 
    • lowerline
    • March 5, 2010

13. German Moscito Examples.... 1 2 3 4

    By inquiry, July 23, 2003
    • 91 replies
    • 7.7k views
    • 
    • moscito-d
    • August 9, 2003

14. comparing systems 1 2 3 4

    By straube, January 11, 2013
    • 90 replies
    • 21.8k views
    • 
    • CamHenry
    • March 1, 2013

15. Looking for Non-Natural system players 1 2 3 4

    By EarlPurple, November 16, 2004
    • 88 replies
    • 8.3k views
    • 
    • hrothgar
    • December 19, 2004

16. Defence Against Strong Club Systems 1 2 3 4

    By 32519, April 5, 2012
    • 83 replies
    • 31.5k views
    • 
    • Zelandakh
    • April 18, 2012

17. Young players & regulations 1 2 3 4

    By shevek, April 17, 2010
    • 82 replies
    • 15.5k views
    • 
    • zasanya
    • April 24, 2010

18. Karen McCallum knocks 2/1, likes Polish Club 1 2 3 4

    By ArcLight, August 22, 2005
    • 81 replies
    • 15.6k views
    • 
    • mike777
    • August 31, 2005

19. A BBO-standard Precision style? 1 2 3 4

    By helene_t, July 12, 2005
    • 79 replies
    • 10.9k views
    • 
    • jtfanclub
    • January 14, 2007

20. 2/1 GF or SAYC-style responses to limited 1M opening? 1 2 3 4

    By akhare, May 18, 2013
    • 76 replies
    • 17.4k views
    • 
    • straube
    • May 28, 2013

21. Fixed? 1 2 3 4

    By Echognome, June 5, 2006
    • 76 replies
    • 6.8k views
    • 
    • hrothgar
    • July 15, 2006

22. Transfer Preempts 1 2 3 4

    By inquiry, March 28, 2005
    • 75 replies
    • 16.1k views
    • 
    • inquiry
    • April 13, 2005

23. Whats the funniest system you have played? 1 2 3

    By Chris2794, June 21, 2011
    • 73 replies
    • 32.2k views
    • 
    • the hog
    • August 25, 2012

24. Multi Squared, MuSHroom and Preempt-Preparatory Pass (meme-sized descriptions only) 1 2 3

    By nullve, July 15, 2015
    • 71 replies
    • 34.2k views
    • 
    • nullve
    • July 30, 2015

25. Alert or Illegal 1 2 3

    By dake50, July 15, 2009
    • 71 replies
    • 9.1k views
    • 
    • TimG
    • August 7, 2009