INTERFERENCE BIDDING 1NT            part 2/4
 When opponent interfere bidding 1NT (15-17 hcp) what are the proposed bids to Responder?  Let’s here says the more usual bids.

RULE#1: If opponent interfere bidding 1NT 15-17 hcp double is punitive and the bid of any other suit at level 2 is sign-off with 6 cards.
 
 Responder Opponent Opener Opponent
 ...............................   1
         1NT
     ?
  pass   <= nothing to do - less than 7 hcp - no long suit
 double<= penalty - any balanced hand with 10+ hcp
   2
     <= good 4+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   3
     <= 5+ cards and 6-9 hcp to avoid a possible
                   transfer for a major at level 2
                   
J43 4 K103 Q109832
 
 Responder Opponent Opener Opponent
 ...............................   1
         1NT
     ?
  pass   <= nothing to do - less than 7 hcp - no long suit
 double<= penalty - any balanced hand with 10+ hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= good 4+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp 
   3
     <= 5+ cards and 6-9 hcp to avoid a possible
                  transfer for a major at level 2
                  
43 73 K10983 K1093
 
 Responder Opponent Opener Opponent
 ...............................   1
         1NT
     ?
  pass   <= nothing to do - less than 7 hcp - no long suit
 double<= penalty - any balanced hand with 10+ hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 3 cards and 8-9 hcp not 4333
   2
     <= 6+ cards and 6-9 hcp
   3
    <= 4 cards and 6-9 hcp not 4333
                  
43 K1032 J3 K10932
   4
     <= 5 cards - special distribution
                 
3 K76543 3 KJ932
 
 Responder Opponent Opener Opponent
 ...............................   1
         1NT
     ?
  pass   <= nothing to do - less than 7 hcp - no long suit
 double<= penalty - any balanced hand with 10+ hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp
   2
     <= 6+ cards and 6-9 hcp not 4333
   2
     <= 3 cards and 8-9 hcp
   3
     <= 4+ cards and 6-9 hcp not 4333
                  
Q1054 72 K103 K1093
   4
     <= 5 cards - special distribution
                 
Q10543 - K103 K10932
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