System MAX by Lech Ohrysko
pass: 13+ PC, any distribution
1♣: A) 11+ PC, any distribution or B) 6-10 PC, 1) no shortness, no 54 majors, no 6-card major or 2) (42)(61)
1♦: A) 17+ PC, any distribution or B) 13-16 PC, 1) no shortness, no 54 majors, no 6-card major or 2) (42)(61)
1♥: 11+ PC, any distribution
1♠: 17+ PC, any distribution
2NT: 11-15 PC, (4441)
3♣: relay
3♦: 4144, maximum, or 4441
3♥: relay
3♠: 4144, maximum
3NT: 4441, maximum
4♣: 4441, minimum
3♥: 4414
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4144, minimum
3NT: 1444, maximum
4♣: 1444, minimum
3♣: 6+ ♣, very good suit, minimum
3♦: 6+ ♦, very good suit, minimum
3♥: 6+ ♥, very good suit, minimum
3♠: 6+ ♠, very good suit, minimum
1NT: balanced hand, no 5-card major, no 6-card minor
2♣: relay, GF
2♦: 4 ♥
2♥: relay
2♠: 4 ♠
2NT: relay
3♣: 4423, maximum
3♦: 4432, maximum
3♥: 4423, minimum
3♠: 4432, minimum
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 2434
3NT: 3424
3♥: 2425
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2434, minimum
3NT: 3424, minimum
3♣: 4+ ♦, maximum
3♦: relay
3♥: 2452
3♠: 2443
3NT: 3442
3♦: 4 ♦, minimum
3♥: relay
3♠: 2443
3NT: 3442
3♥: 2452, minimum
3♠: 3433, maximum
3NT: 3433, minimum
2♥: 4 ♠
2♠: relay
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 4234
3NT: 4324
3♥: 4225
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4234 minimum
3NT: 4324, minimum
3♣: 4+ ♦, minimum
3♦: relay
3♥: 4252
3♠: 4243
3NT: 4342
3♦: 4 ♦, maximum
3♥: relay
3♠: 4243
3NT: 4342
3♥: 4252, maximum
3♠: 4333, maximum
3NT: 4333, minimum
2♠: 5-card minor, maximum
2NT: relay
3♣: (332)5
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 2245
3♠: 2254
2NT: no 4-card major, no (5332), maximum
3♣: relay
3♦: 22(54)
3♥: relay
3♠: 2245
3NT: 2254
3♥: 33(43)
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344
3NT: 3244
3♣: (332)5, minimum
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2, minimum
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 33(43), minimum
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344, minimum
3NT: 3244, minimum
2♣: 6+ ♣
2♦: relay, GF
2♥: (42)16
2♠: relay
2NT: 2416
3♣: relay
3♦: maximum
3♥: minimum
3♣: 4216, maximum
3♦: 4216, minimum
2♠: 2236
2NT: relay
3♣: maximum
3♦: minimum
2NT: 2326
3♣: relay
3♦: maximum
3♥: minimum
3♣: 3226, maximum
3♦: 3226, minimum
2♦: 6+ ♦
2♥: relay, GF
2♠: (42)61
2NT: relay
3♣: 2461
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4261, maximum
3♥: 4261, minimum
2NT: 2263
3♣: relay
3♦: maximum
3♥: minimum
3♣: 2362
3♦: relay
3♥: maximum
3♠: minimum
3♦: 3262, maximum
3♥: 3262, minimum
2♥: 5 ♥
2♠: relay, GF
2NT: 3)5(32, maximum
3♣: relay
3♦: 2533
3♥: 3523
3♠: 3532
3♣: 3)5(32, minimum
3♦: relay
3♥: 2533
3♠: 3523
3NT: 3532
3♦: 2524
3♥: relay
3♠: maximum
3NT: minimum
3♥: 2542, maximum
3♠: 2542, minimum
2♠: 5 ♠
2NT: relay, GF
3♣: 5(332), maximum
3♦: relay
3♥: 5233
3♠: 5323
3NT: 5332
3♦: 5(332), minimum
3♥: relay
3♠: 5233
3NT: 5323
4♣: 5332
3♥: 5224
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5242, maximum
3NT: 5242, minimum
1♠: 6-10 PC, balanced hand, no 5-card major, no 6-card minor
1NT: NF
2♣: relay, GF
2♦: 4 ♥
2♥: relay
2♠: 4 ♠
2NT: relay
3♣: 4423, maximum
3♦: 4432, maximum
3♥: 4423, minimum
3♠: 4432, minimum
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 2434
3NT: 3424
3♥: 2425
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2434, minimum
3NT: 3424, minimum
3♣: 4+ ♦, maximum
3♦: relay
3♥: 2452
3♠: 2443
3NT: 3442
3♦: 4 ♦, minimum
3♥: relay
3♠: 2443
3NT: 3442
3♥: 2452, minimum
3♠: 3433, maximum
3NT: 3433, minimum
2♥: 4 ♠
2♠: relay
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 4234
3NT: 4324
3♥: 4225
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4234 minimum
3NT: 4324, minimum
3♣: 4+ ♦, minimum
3♦: relay
3♥: 4252
3♠: 4243
3NT: 4342
3♦: 4 ♦, maximum
3♥: relay
3♠: 4243
3NT: 4342
3♥: 4252, maximum
3♠: 4333, maximum
3NT: 4333, minimum
2♠: 5-card minor, maximum
2NT: relay
3♣: (332)5
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 2245
3♠: 2254
2NT: no 4-card major, no (5332), maximum
3♣: relay
3♦: 22(54)
3♥: relay
3♠: 2245
3NT: 2254
3♥: 33(43)
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344
3NT: 3244
3♣: (332)5, minimum
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2, minimum
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 33(43), minimum
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344, minimum
3NT: 3244, minimum
1NT: 6-10 PC, 6+ ♣
2♣: NF
2♦: relay, GF
2♥: (42)16
2♠: relay
2NT: 2416
3♣: relay
3♦: maximum
3♥: minimum
3♣: 4216, maximum
3♦: 4216, minimum
2♠: 2236
2NT: relay
3♣: maximum
3♦: minimum
2NT: 2326
3♣: relay
3♦: maximum
3♥: minimum
3♣: 3226, maximum
3♦: 3226, minimum
2♣: 6-10 PC, 6+ ♦
2♦: NF
2♥: relay, GF
2♠: (42)61
2NT: relay
3♣: 2461
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4261, maximum
3♥: 4261, minimum
2NT: 2263
3♣: relay
3♦: maximum
3♥: minimum
3♣: 2362
3♦: relay
3♥: maximum
3♠: minimum
3♦: 3262, maximum
3♥: 3262, minimum
2♦: 6-10 PC, 5 ♥
2♥: NF
2♠: relay, GF
2NT: 3)5(32, maximum
3♣: relay
3♦: 2533
3♥: 3523
3♠: 3532
3♣: 3)5(32, minimum
3♦: relay
3♥: 2533
3♠: 3523
3NT: 3532
3♦: 2524
3♥: relay
3♠: maximum
3NT: minimum
3♥: 2542, maximum
3♠: 2542, minimum
2♥: 6-10 PC, 5 ♠
2♠: NF
2NT: relay, GF
3♣: 5(332), maximum
3♦: relay
3♥: 5233
3♠: 5323
3NT: 5332
3♦: 5(332), minimum
3♥: relay
3♠: 5233
3NT: 5323
4♣: 5332
3♥: 5224
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5242, maximum
3NT: 5242, minimum
1♥: 13-16 PC, ♥ shortness, 3-5 ♠ or 6+ ♥, 3- ♠
1♠: 4+ ♠, NF
1NT: relay
2♣: ♥ shortness, 3-4 ♠ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♠
3♣: relay
3♦: 3046, maximum
3♥: 3046, minimum
3♠: 3145, maximum
3NT: 3145, minimum
3♣: 4036
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4126
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4135, maximum
3♠: 4135, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♠
3♦: relay
3♥: 3064, maximum
3♠: 3064, minimum
3NT: 3154, maximum
4♣: 3154, minimum
3♦: 4063
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4162
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4153, maximum
3NT: 4153, minimum
2NT: 4144 or 40(54)
3♣: relay
3♦: 4045
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4054
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4144, maximum
3NT: 4144, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦, maximum
3♥: relay
3♠: 3037
3NT: 3127
4♣: 3136
3♥: 3055, maximum
3♠: 3055, minimum
2♦: 5 ♠
2♥: relay, GF
2♠: 4+ ♣, ♥ singleton
2NT: relay
3♣: 5125, maximum
3♦: 5125, minimum
3♥: 5134, maximum
3♠: 5134, minimum
2NT: 4+ ♦, ♥ singleton
3♣: relay
3♦: 5152, maximum
3♥: 5152, minimum
3♠: 5143, maximum
3NT: 5143, minimum
3♣: 5035
3♦: relay
3♥: maximum
3♠: minimum
3♦: 5053
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5044, maximum
3♠: 5044, minimum
2♥: 6 ♥, 4 ♣ or 2623, maximum or 2722, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 3604, maximum
3♥: 3604, minimum
3♠: 2614, maximum
3NT: 2614, minimum
3♣: 0634, maximum
3♦: 0634, minimum
3♥: 1624, maximum
3♠: 1624, minimum
3NT: 2623 or 2722, maximum
2♠: 6 ♥, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 3640, maximum
3♠: 3640, minimum
3NT: 2641, maximum
4♣: 2641, minimum
3♦: 0643, maximum
3♥: 0643, minimum
3♠: 1642, maximum
3NT: 1642, minimum
2NT: 6+ ♥ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6+ ♥ with a shortness, minimum
3♥: relay
3♠: 3631 or 3721 or 2731 or 7330
3NT: 3613 or or 3712 or 2713 or 3703
4♣: 1633 or or 17(32) or 0733
3♥: 2632 or 3622, maximum
3♠: relay
3NT: 2632
4♣: 3622
3♠: 2623 or 2722, minimum
3NT: 2632, minimum
4♣: 3622, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 3073
3NT: 3172
4♣: 3163
3♥: 3631 or 3721 or 2731 or 7330, maximum
3♠: 3613 or 3712 or 2713 or 3703, maximum
3NT: 1633 or 17(32) or 0733, maximum
2♣: natural, 3- ♠, NF
2♦: natural, 3- ♠, NF
2♥: 2+ ♥, 3 ♠, 33+ ♣♦
2♠: 5 ♠
2NT: 44 or 55 ♣♦
3♣: 5+ ♣
3♦: 5+ ♦
3♥: 6+ ♥, good hand
3♠: 5 ♠, very good hand
3NT: very good hand with minor 7-card
2♠: 5+ ♠, 2+ ♥, preemptive or invitational
2NT: 3+ ♥, 2- ♠, 44+ ♣♦
3♣: 6+ ♣, 3+ ♥, 2- ♠, preemptive or invitational
3♦: 6+ ♦, 3+ ♥, 2- ♠, preemptive or invitational
3♥: 6+ ♥, very good suit, preemptive or invitational
3♠: 5+ ♠, 3+ ♥, preemptive or invitational
3NT: signoff to ♥ shortness
4♣: natural with ♥ support, preemptive
4♦: natural with ♥ support, preemptive
4♥: signoff
4♠: signoff
1♠: 13-16 PC, ♠ shortness, 3-5 ♥ or 6+ ♠, 3- ♥
1NT: relay, 13+ PC
2♣: ♠ shortness, 3-4 ♥ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♥
3♣: relay
3♦: 0346, maximum
3♥: 0346, minimum
3♠: 1345, maximum
3NT: 1345, minimum
3♣: 0436
3♦: relay
3♥: maximum
3♠: minimum
3♦: 1426
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1435, maximum
3♠: 1435, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♥
3♦: relay
3♥: 0364, maximum
3♠: 0364, minimum
3NT: 1354, maximum
4♣: 1354, minimum
3♦: 0463
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1462
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1453, maximum
3NT: 1453, minimum
2NT: 1444 or 04(54)
3♣: relay
3♦: 0445
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0454
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1444, maximum
3NT: 1444, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦, maximum
3♥: relay
3♠: 0337
3NT: 1327
4♣: 1336
3♥: 0355, maximum
3♠: 0355, minimum
2♦: 5 ♥
2♥: relay, GF
2♠: 4+ ♣, ♠ singleton
2NT: relay
3♣: 1525, maximum
3♦: 1525, minimum
3♥: 1534, maximum
3♠: 1534, minimum
2NT: 4+ ♦, ♠ singleton
3♣: relay
3♦: 1552, maximum
3♥: 1552, minimum
3♠: 1543, maximum
3NT: 1543, minimum
3♣: 0535
3♦: relay
3♥: maximum
3♠: minimum
3♦: 0553
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0544, maximum
3♠: 0544, minimum
2♥: 6 ♠, 4 ♣ or 6223, maximum or 7222, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 6304, maximum
3♥: 6304, minimum
3♠: 6214, maximum
3NT: 6214, minimum
3♣: 6034, maximum
3♦: 6034, minimum
3♥: 6124, maximum
3♠: 6124, minimum
3NT: 6223 or 7222, maximum
2♠: 6 ♠, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 6340, maximum
3♠: 6340, minimum
3NT: 6241, maximum
4♣: 6241, minimum
3♦: 6043, maximum
3♥: 6043, minimum
3♠: 6142, maximum
3NT: 6142, minimum
2NT: 6+ ♠ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6(331), minimum
3♥: relay
3♠: 6331 or 7(32)1 or 7330
3NT: 6313 or or 7312 or 7213 or 7303
4♣: 6133 or or 71(32) or 7033
3♥: 6232 or 6322, maximum
3♠: relay
3NT: 6232
4♣: 6322
3♠: 6223 or 7222, minimum
3NT: 6232, minimum
4♣: 6322, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 0373
3NT: 1372
4♣: 1363
3♥: 6331 or 7(32)1 or 7330, maximum
3♠: 6313 or 7312 or 7213 or 7303, maximum
3NT: 6133 or 71(32) or 7033, maximum
2♣: natural, 3- ♥, NF
2♦: natural, 3- ♥, NF
2♥: 4+ ♥, NF
2♠: 2+ ♠, 3 ♥, 33+ ♣♦
2NT: 44 or 55 ♣♦ or good hand with 5 ♥
3♣: 5+ ♣
3♦: 5+ ♦
3♥: weak hand with 5 ♥
3♠: good hand with 6+ ♠
3NT: very good hand with minor 7-card
2NT: 3+ ♠, 2- ♥, 44+ ♣♦
3♣: 6+ ♣, 3+ ♠, 2- ♥, preemptive or invitational
3♦: 6+ ♦, 3+ ♠, 2- ♥, preemptive or invitational
3♥: 5+ ♥, 3+ ♠, preemptive or invitational
3♠: 6+ ♠, very good suit, preemptive or invitational
3NT: signoff to ♠ shortness
4♣: natural with ♠ support, preemptive
4♦: natural with ♠ support, preemptive
4♥: signoff
4♠: signoff
1NT: 13-16 PC, (54)/55/(64) ♥♠ or 55/(64) ♣♦
2♣: relay, 13+ PC
2♦: 55 with ♣ shortness or 54
2♥: relay, GF
2♠: 5 ♥ 4 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 4531
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4540, maximum
3NT: 4540, minimum
3♦: 4522
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4513
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4504, maximum
3NT: 4504, minimum
2NT: 55, ♣ shortness
3♣: relay
3♦: 5530, maximum
3♥: 5530, minimum
3♠: 5521, maximum
3NT: 5521, minimum
3♣: 5 ♠, 4 ♥, ♣ shortness
3♦: relay
3♥: 5431
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5440, maximum
3NT: 5440, minimum
3♦: 5422
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5413
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5404, maximum
3NT: 5404, minimum
2♥: 55 with ♦ shortness or 6 ♥
2♠: relay
2NT: 55 with ♦ shortness
3♣: relay
3♦: 5503, maximum
3♥: 5503, minimum
3♠: 5512, maximum
3NT: 5512, minimum
3♣: 6 ♥ with ♣ shortness
3♦: relay
3♥: 4630, maximum
3♠: 4630, minimum
3NT: 4621, maximum
4♣: 4621, minimum
3♦: 4603, maximum
3♥: 4603, minimum
3♠: 4612, maximum
3NT: 4612, minimum
2♠: 6 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 6430, maximum
3♠: 6430, minimum
3NT: 6421, maximum
4♣: 6421, minimum
3♦: 6403, maximum
3♥: 6403, minimum
3♠: 6412, maximum
3NT: 6412, minimum
2NT: 55 ♣♦
3♣: relay
3♦: 2155, maximum
3♥: 1255, maximum
3♠: 2155, minimum
3NT: 1255, minimum
3♣: 6 ♣, minimum
3♦: relay
3♥: 2146
3♠: 1246
3♦: 6 ♦, minimum
3♥: relay
3♠: 2164
3NT: 1264
3♥: 6 ♣, maximum
3♠: relay
3NT: 2146
4♣: 1246
3♠: 2164, maximum
3NT: 1264, maximum
2♦: weak relay
pass: 6 ♦, weak hand
2♥: 4 ♠
2♠: 4 ♥
2NT: 55
3♣: pass or correct
3♦: pass or correct
3♥: pass, raise or correct
3♠: pass, raise or correct
3♣: 6 ♣
3♦: 6 ♦
3♥: 6 ♥, extraordinary hand
3♠: 6 ♠, extraordinary hand
2♥: pass or correct
2♠: pass or correct
2NT: preemptive with at least one 4-card major and at least one 4-card minor
3♣: natural, preemptive or invitational
3♦: natural, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
2♣: 13-16 PC, 3-4 ♥, 3-4 ♠, minor shortness
2♦: relay
2♥: 5+ ♣, 4 ♥ or 5+ ♦, 4 ♠ or 4414 or 4405
2♠: relay
2NT: 4414 or 4405
3♣: relay
3♦: 4405, maximum
3♥: 4405, minimum
3♠: 4414, maximum
3NT: 4414, minimum
3♣: 5+ ♣, 4 ♥
3♦: relay
3♥: 3406, maximum
3♠: 3406, minimum
3NT: 3415, maximum
4♣: 3415, minimum
3♦: 4360, maximum
3♥: 4360, minimum
3♠: 4351, maximum
3NT: 4351, minimum
2♠: 5+ ♣, 4 ♠ or 5+ ♦, 4 ♥
2NT: relay
3♣: 5+ ♣, 4 ♠
3♦: relay
3♥: 4306, maximum
3♠: 4306, minimum
3NT: 4315, maximum
4♣: 4315, minimum
3♦: 3460, maximum
3♥: 3460, minimum
3♠: 3451, maximum
3NT: 3451, minimum
2NT: 4441 or 4450
3♣: relay
3♦: 4450, maximum
3♥: 4450, minimum
3♠: 4441, maximum
3NT: 4441, minimum
3♣: 3316, minimum
3♦: 3361, minimum
3♥: 3316, maximum
3♠: 3361, maximum
2♥: signoff
2♠: signoff
2NT: 44+ minors, weakly invitational
3♣: pass or correct, preemptive
3♦: natural, preemptive
3♥: preemptive or invitational
3♠: preemptive or invitational
Competitive bidding after 2♣ response
(dbl)
pass: NF
rdbl: ,,at least one of us has got clubs - let’s double them’’
2♦: signoff
2♦: 13-16 PC, (53)(41)
2♥: pass or correct
2♠: signoff
2NT: relay
3♣: 5 ♥
3♦: relay
3♥: 3514
3♠: relay
3NT: maximum
4♣: minimum
3♠: 3541, maximum
3NT: 3541, minimum
3♦: 5 ♠, minimum
3♥: relay
3♠: 5314
3NT: 5341
3♥: 5314 maximum
3♠: 5341 maximum
3♣: pass or correct, preemptive
3♦: with supports in majors, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
Competitive bidding after 2♦ response
(dbl)
pass: correct
rdbl: penalty
2♥: signoff
2♥: 13-16 PC, 55/4M6m ♥♣ or ♠♦, minor shortness
2♠: pass or correct
2NT: 5 ♣
3♣: 6 ♣
2NT: relay
3♣: 3505
3♦: relay
3♥: maximum
3♠: minimum
3♦: 5350
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1516
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5161, maximum
3NT: 5161, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: signoff
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♥ shortness
4♦: three-suiter with ♠ shortness
4♥: signoff
4♠: signoff
2♠: 13-16 PC, 55/4M6m ♠♣ or ♥♦, minor shortness
2NT: relay
3♣: 5305
3♦: relay
3♥: maximum
3♠: minimum
3♦: 3550
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5116
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1561, maximum
3NT: 1561, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: 6 ♣
3♠: 5 ♣
3♥: pass or correct
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♠ shortness
4♦: three-suiter with ♥ shortness
4♥: signoff
4♠: signoff
1♦: 0-5 PC, any distribution
1♥: natural, NF
1♠: natural, NF
1NT: at least F1, GF to 4-5 PC range
2♣: 0-3PC, any distribution
2♦: GF
2♦: 4+ ♥
2♥: 4+ ♠
2♠: balanced hand without 4-card major
2NT: 6+ ♣
3♣: 6+ ♦
3♦: 6+ ♥
3♥: 6+ ♠
3♠: 55+ minors
2♣: natural, NF
2♦: natural, NF
2♥: 6+ ♥, preemptive or invitational
2♠: 6+ ♠, preemptive or invitational
2NT: 21-22, balanced
3♣: natural, preemptive or invitational
3♦: natural, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
Competitive bidding after 1♦ response
(dbl)
pass: 3+ ♦
rdbl: SOS or strong (18+ PC)
1♥: 4+ ♥ or 4 ♣, 4 ♠ or 5 ♣, 3 ♠
(dbl)
pass
(pass)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
(pass)
pass
(dbl)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
1NT: 55+ distribution
(pass)
pass
(dbl)
pass: 2+ ♦
rdbl: SOS or strong (18+ PC)
1♥: 4+ ♥ or 4 ♣, 4 ♠ or 5 ♣, 3 ♠
(dbl)
pass
(pass)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
(pass)
pass
(dbl)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
1NT: 55+ distribution
1♥: 6-10 PC, ♥ shortness, 3-5 ♠ or 6+ ♥, 3- ♠
1♠: 4+ ♠, NF
1NT: relay, 15+ PC
2♣: ♥ shortness, 3-4 ♠ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♠
3♣: relay
3♦: 3046, maximum
3♥: 3046, minimum
3♠: 3145, maximum
3NT: 3145, minimum
3♣: 4036
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4126
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4135, maximum
3♠: 4135, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♠
3♦: relay
3♥: 3064, maximum
3♠: 3064, minimum
3NT: 3154, maximum
4♣: 3154, minimum
3♦: 4063
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4162
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4153, maximum
3NT: 4153, minimum
2NT: 4144 or 40(54)
3♣: relay
3♦: 4045
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4054
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4144, maximum
3NT: 4144, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦, maximum
3♥: relay
3♠: 3037
3NT: 3127
4♣: 3136
3♥: 3055, maximum
3♠: 3055, minimum
2♦: 5 ♠
2♥: relay, GF
2♠: 4+ ♣, ♥ singleton
2NT: relay
3♣: 5125, maximum
3♦: 5125, minimum
3♥: 5134, maximum
3♠: 5134, minimum
2NT: 4+ ♦, ♥ singleton
3♣: relay
3♦: 5152, maximum
3♥: 5152, minimum
3♠: 5143, maximum
3NT: 5143, minimum
3♣: 5035
3♦: relay
3♥: maximum
3♠: minimum
3♦: 5053
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5044, maximum
3♠: 5044, minimum
2♥: 6 ♥, 4 ♣ or 2623, maximum or 2722, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 3604, maximum
3♥: 3604, minimum
3♠: 2614, maximum
3NT: 2614, minimum
3♣: 0634, maximum
3♦: 0634, minimum
3♥: 1624, maximum
3♠: 1624, minimum
3NT: 2623 or 2722, maximum
2♠: 6 ♥, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 3640, maximum
3♠: 3640, minimum
3NT: 2641, maximum
4♣: 2641, minimum
3♦: 0643, maximum
3♥: 0643, minimum
3♠: 1642, maximum
3NT: 1642, minimum
2NT: 6+ ♥ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6+ ♥ with a shortness, minimum
3♥: relay
3♠: 3631 or 3721 or 2731 or 7330
3NT: 3613 or or 3712 or 2713 or 3703
4♣: 1633 or or 17(32) or 0733
3♥: 2632 or 3622, maximum
3♠: relay
3NT: 2632
4♣: 3622
3♠: 2623 or 2722, minimum
3NT: 2632, minimum
4♣: 3622, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 3073
3NT: 3172
4♣: 3163
3♥: 3631 or 3721 or 2731 or 7330, maximum
3♠: 3613 or 3712 or 2713 or 3703, maximum
3NT: 1633 or 17(32) or 0733, maximum
2♣: natural, 3- ♠, NF
2♦: natural, 3- ♠, NF
2♥: 2+ ♥, 3 ♠, 33+ ♣♦
2♠: 5 ♠
2NT: 44 or 55 ♣♦
3♣: 5+ ♣
3♦: 5+ ♦
3♥: 6+ ♥, good hand
3♠: 5 ♠, very good hand
3NT: very good hand with minor 7-card
2♠: 5+ ♠, 2+ ♥, preemptive or invitational
2NT: 3+ ♥, 2- ♠, 44+ ♣♦
3♣: 6+ ♣, 3+ ♥, 2- ♠, preemptive or invitational
3♦: 6+ ♦, 3+ ♥, 2- ♠, preemptive or invitational
3♥: 6+ ♥, very good suit, preemptive or invitational
3♠: 5+ ♠, 3+ ♥, preemptive or invitational
3NT: signoff to ♥ shortness
4♣: natural with ♥ support, preemptive
4♦: natural with ♥ support, preemptive
4♥: signoff
4♠: signoff
1♠: 6-10 PC, ♠ shortness, 3-5 ♥ or 6+ ♠, 3- ♥
1NT: relay, 15+ PC
2♣: ♠ shortness, 3-4 ♥ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♥
3♣: relay
3♦: 0346, maximum
3♥: 0346, minimum
3♠: 1345, maximum
3NT: 1345, minimum
3♣: 0436
3♦: relay
3♥: maximum
3♠: minimum
3♦: 1426
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1435, maximum
3♠: 1435, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♥
3♦: relay
3♥: 0364, maximum
3♠: 0364, minimum
3NT: 1354, maximum
4♣: 1354, minimum
3♦: 0463
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1462
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1453, maximum
3NT: 1453, minimum
2NT: 1444 or 04(54)
3♣: relay
3♦: 0445
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0454
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1444, maximum
3NT: 1444, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦, maximum
3♥: relay
3♠: 0337
3NT: 1327
4♣: 1336
3♥: 0355, maximum
3♠: 0355, minimum
2♦: 5 ♥
2♥: relay, GF
2♠: 4+ ♣, ♠ singleton
2NT: relay
3♣: 1525, maximum
3♦: 1525, minimum
3♥: 1534, maximum
3♠: 1534, minimum
2NT: 4+ ♦, ♠ singleton
3♣: relay
3♦: 1552, maximum
3♥: 1552, minimum
3♠: 1543, maximum
3NT: 1543, minimum
3♣: 0535
3♦: relay
3♥: maximum
3♠: minimum
3♦: 0553
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0544, maximum
3♠: 0544, minimum
2♥: 6 ♠, 4 ♣ or 6223, maximum or 7222, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 6304, maximum
3♥: 6304, minimum
3♠: 6214, maximum
3NT: 6214, minimum
3♣: 6034, maximum
3♦: 6034, minimum
3♥: 6124, maximum
3♠: 6124, minimum
3NT: 6223 or 7222, maximum
2♠: 6 ♠, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 6340, maximum
3♠: 6340, minimum
3NT: 6241, maximum
4♣: 6241, minimum
3♦: 6043, maximum
3♥: 6043, minimum
3♠: 6142, maximum
3NT: 6142, minimum
2NT: 6+ ♠ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6(331), minimum
3♥: relay
3♠: 6331 or 7(32)1 or 7330
3NT: 6313 or or 7312 or 7213 or 7303
4♣: 6133 or or 71(32) or 7033
3♥: 6232 or 6322, maximum
3♠: relay
3NT: 6232
4♣: 6322
3♠: 6223 or 7222, minimum
3NT: 6232, minimum
4♣: 6322, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 0373
3NT: 1372
4♣: 1363
3♥: 6331 or 7(32)1 or 7330, maximum
3♠: 6313 or 7312 or 7213 or 7303, maximum
3NT: 6133 or 71(32) or 7033, maximum
2♣: natural, 3- ♥, NF
2♦: natural, 3- ♥, NF
2♥: 4+ ♥, NF
2♠: 2+ ♠, 3 ♥, 33+ ♣♦
2NT: 44 or 55 ♣♦ or good hand with 5 ♥
3♣: 5+ ♣
3♦: 5+ ♦
3♥: weak hand with 5 ♥
3♠: good hand with 6+ ♠
3NT: very good hand with minor 7-card
2NT: 3+ ♠, 2- ♥, 44+ ♣♦
3♣: 6+ ♣, 3+ ♠, 2- ♥, preemptive or invitational
3♦: 6+ ♦, 3+ ♠, 2- ♥, preemptive or invitational
3♥: 5+ ♥, 3+ ♠, preemptive or invitational
3♠: 6+ ♠, very good suit, preemptive or invitational
3NT: signoff to ♠ shortness
4♣: natural with ♠ support, preemptive
4♦: natural with ♠ support, preemptive
4♥: signoff
4♠: signoff
1NT: 6-10 PC, (54)/55/(64) ♥♠ or 55/(64) ♣♦
2♣: relay, 15+ PC
2♦: 55 with ♣ shortness or 54
2♥: relay, GF
2♠: 5 ♥ 4 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 4531
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4540, maximum
3NT: 4540, minimum
3♦: 4522
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4513
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4504, maximum
3NT: 4504, minimum
2NT: 55, ♣ shortness
3♣: relay
3♦: 5530, maximum
3♥: 5530, minimum
3♠: 5521, maximum
3NT: 5521, minimum
3♣: 5 ♠, 4 ♥, ♣ shortness
3♦: relay
3♥: 5431
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5440, maximum
3NT: 5440, minimum
3♦: 5422
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5413
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5404, maximum
3NT: 5404, minimum
2♥: 55 with ♦ shortness or 6 ♥
2♠: relay
2NT: 55 with ♦ shortness
3♣: relay
3♦: 5503, maximum
3♥: 5503, minimum
3♠: 5512, maximum
3NT: 5512, minimum
3♣: 6 ♥ with ♣ shortness
3♦: relay
3♥: 4630, maximum
3♠: 4630, minimum
3NT: 4621, maximum
4♣: 4621, minimum
3♦: 4603, maximum
3♥: 4603, minimum
3♠: 4612, maximum
3NT: 4612, minimum
2♠: 6 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 6430, maximum
3♠: 6430, minimum
3NT: 6421, maximum
4♣: 6421, minimum
3♦: 6403, maximum
3♥: 6403, minimum
3♠: 6412, maximum
3NT: 6412, minimum
2NT: 55 ♣♦
3♣: relay
3♦: 2155, maximum
3♥: 1255, maximum
3♠: 2155, minimum
3NT: 1255, minimum
3♣: 6 ♣, minimum
3♦: relay
3♥: 2146
3♠: 1246
3♦: 6 ♦, minimum
3♥: relay
3♠: 2164
3NT: 1264
3♥: 6 ♣, maximum
3♠: relay
3NT: 2146
4♣: 1246
3♠: 2164, maximum
3NT: 1264, maximum
2♦: weak relay
pass: 6 ♦, weak hand
2♥: 4 ♠
2♠: 4 ♥
2NT: 55
3♣: pass or correct
3♦: pass or correct
3♥: pass, raise or correct
3♠: pass, raise or correct
3♣: 6 ♣
3♦: 6 ♦
3♥: 6 ♥, extraordinary hand
3♠: 6 ♠, extraordinary hand
2♥: pass or correct
2♠: pass or correct
2NT: preemptive with at least one 4-card major and at least one 4-card minor
3♣: natural, preemptive or invitational
3♦: natural, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
2♣: 6-10 PC, 3-4 ♥, 3-4 ♠, minor shortness
2♦: relay
2♥: 5+ ♣, 4 ♥ or 5+ ♦, 4 ♠ or 4414 or 4405
2♠: relay
2NT: 4414 or 4405
3♣: relay
3♦: 4405, maximum
3♥: 4405, minimum
3♠: 4414, maximum
3NT: 4414, minimum
3♣: 5+ ♣, 4 ♥
3♦: relay
3♥: 3406, maximum
3♠: 3406, minimum
3NT: 3415, maximum
4♣: 3415, minimum
3♦: 4360, maximum
3♥: 4360, minimum
3♠: 4351, maximum
3NT: 4351, minimum
2♠: 5+ ♣, 4 ♠ or 5+ ♦, 4 ♥
2NT: relay
3♣: 5+ ♣, 4 ♠
3♦: relay
3♥: 4306, maximum
3♠: 4306, minimum
3NT: 4315, maximum
4♣: 4315, minimum
3♦: 3460, maximum
3♥: 3460, minimum
3♠: 3451, maximum
3NT: 3451, minimum
2NT: 4441 or 4450
3♣: relay
3♦: 4450, maximum
3♥: 4450, minimum
3♠: 4441, maximum
3NT: 4441, minimum
3♣: 3316, minimum
3♦: 3361, minimum
3♥: 3316, maximum
3♠: 3361, maximum
2♥: signoff
2♠: signoff
2NT: 44+ minors, weakly invitational
3♣: pass or correct, preemptive
3♦: natural, preemptive
3♥: preemptive or invitational
3♠: preemptive or invitational
Competitive bidding after 2♣ response
(dbl)
pass: NF
rdbl: ,,at least one of us has got clubs - let’s double them’’
2♦: signoff
2♦: 6-10 PC, (53)(41)
2♥: pass or correct
2♠: signoff
2NT: relay
3♣: 5 ♥
3♦: relay
3♥: 3514
3♠: relay
3NT: maximum
4♣: minimum
3♠: 3541, maximum
3NT: 3541, minimum
3♦: 5 ♠, minimum
3♥: relay
3♠: 5314
3NT: 5341
3♥: 5314 maximum
3♠: 5341 maximum
3♣: pass or correct, preemptive
3♦: with supports in majors, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
Competitive bidding after 2♦ response
(dbl)
pass: correct
rdbl: penalty
2♥: signoff
2♥: 6-10 PC, 55/4M6m ♥♣ or ♠♦, minor shortness
2♠: pass or correct
2NT: 5 ♣
3♣: 6 ♣
2NT: relay
3♣: 5 ♣
3♦: relay
3♥: 3505, maximum
3♠: 3505, minimum
3NT: 2515, maximum
4♣: 2515, minimum
3♦: 5 ♦ (excluding 5251, minimum)
3♥: relay
3♠: 5350, maximum
3NT: 5350, minimum
4♣: 5251, maximum
3♥: 1516
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5251, minimum
3NT: 5161, maximum
4♣: 5161, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: signoff
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♥ shortness
4♦: three-suiter with ♠ shortness
4♥: signoff
4♠: signoff
2♠: 6-10 PC, 55/4M6m ♠♣ or ♥♦, minor shortness
2NT: relay
3♣: 5 ♣
3♦: relay
3♥: 5305, maximum
3♠: 5305, minimum
3NT: 5215, maximum
4♣: 5215, minimum
3♦: 5 ♦ (excluding 2551, minimum)
3♥: relay
3♠: 3550, maximum
3NT: 3550, minimum
4♣: 2551, maximum
3♥: 5116
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2551, minimum
3NT: 1561, maximum
4♣: 1561, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: 6 ♣
3♠: 5 ♣
3♥: pass or correct
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♠ shortness
4♦: three-suiter with ♥ shortness
4♥: signoff
4♠: signoff
2NT: destructive preempt with clubs or diamonds
3♣: constructive preempt
3♦: constructive preempt
3♥: preempt
3♠: preempt
1♣: 8-12 PC, 1) no shortness, no 54 majors, no 6-card major or 2) (53)(41) 3) (42)(61)
1♦: relay, 13 + PC
1♥: balanced hand, no 5-card major, no 6-card minor
1♠: artificial, at least invitational hand
1NT: no 54 distribution, minimum
2♣: (422)5, forcing to 2NT
2♦: 42)5(2, forcing to 2NT
2♥: 4 ♥, no 5-card, maximum
2♠: 4 ♠, no 5-card, maximum
2NT: no 5-card minor, no 4-card major, maximum
3♣: (332)5, maximum
3♦: 33)5(2, maximum
1NT: NF
2♣: relay, GF
2♦: 4 ♥
2♥: relay
2♠: 4 ♠
2NT: relay
3♣: 4423, maximum
3♦: 4432, maximum
3♥: 4423, minimum
3♠: 4432, minimum
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 2434
3NT: 3424
3♥: 2425
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2434, minimum
3NT: 3424, minimum
3♣: 4+ ♦, maximum
3♦: relay
3♥: 2452
3♠: 2443
3NT: 3442
3♦: 4 ♦, minimum
3♥: relay
3♠: 2443
3NT: 3442
3♥: 2452, minimum
3♠: 3433, maximum
3NT: 3433, minimum
2♥: 4 ♠
2♠: relay
2NT: 4+ ♣
3♣: relay
3♦: 4 ♣, maximum
3♥: relay
3♠: 4234
3NT: 4324
3♥: 4225
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4234 minimum
3NT: 4324, minimum
3♣: 4+ ♦, minimum
3♦: relay
3♥: 4252
3♠: 4243
3NT: 4342
3♦: 4 ♦, maximum
3♥: relay
3♠: 4243
3NT: 4342
3♥: 4252, maximum
3♠: 4333, maximum
3NT: 4333, minimum
2♠: 5-card minor, maximum
2NT: relay
3♣: (332)5
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 2245
3♠: 2254
2NT: no 4-card major, no (5332), maximum
3♣: relay
3♦: 22(54)
3♥: relay
3♠: 2245
3NT: 2254
3♥: 33(43)
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344
3NT: 3244
3♣: (332)5, minimum
3♦: relay
3♥: 2335
3♠: 3235
3NT: 3325
3♦: 33)5(2, minimum
3♥: relay
3♠: 2353
3NT: 3253
4♣: 3352
3♥: 33(43), minimum
3♠: relay
3NT: 3334
4♣: 3343
3♠: 2344, minimum
3NT: 3244, minimum
1♠: 6+ ♣
1NT: artificial, at least invitational hand
2♣: minimum
2NT: NF
3♣: NF
2♣: NF
2♦: relay, GF
2♥: (42)16
2♠: relay
2NT: 2416
3♣: relay
3♦: maximum
3♥: minimum
3♣: 4216, maximum
3♦: 4216, minimum
2♠: 2236
2NT: relay
3♣: maximum
3♦: minimum
2NT: 2326
3♣: relay
3♦: maximum
3♥: minimum
3♣: 3226, maximum
3♦: 3226, minimum
1NT: 6+ ♦
2♣: artificial, at least invitational hand
2♦: minimum
2NT: NF
3♦: NF
2♦: NF
2♥: relay, GF
2♠: (42)61
2NT: relay
3♣: 2461
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4261, maximum
3♥: 4261, minimum
2NT: 2263
3♣: relay
3♦: maximum
3♥: minimum
3♣: 2362
3♦: relay
3♥: maximum
3♠: minimum
3♦: 3262, maximum
3♥: 3262, minimum
2♣: 5 ♥
2♦: artificial, at least invitational
2♥: minimum
2NT: NF
2♥: NF
2♠: relay, GF
2NT: 35(41)
3♣: relay
3♦: 3514
3♥: relay
3♠: maximum
3NT: minimum
3♥: 3541, maximum
3♠: 3541, minimum
3♣: 3)5(32, maximum
3♦: relay
3♥: 2533
3♠: 3523
3NT: 3532
3♦: 3)5(32, minimum
3♥: relay
3♠: 2533
3NT: 3523
4♣: 3532
3♥: 2524
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2542, maximum
3NT: 2542, minimum
2♦: 5 ♠
2♥: artificial, at least invitational
2♠: minimum
2NT: NF
2♠: NF
2NT: relay, GF
3♣: 53(41)
3♦: relay
3♥: 5314
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5341, maximum
3NT: 5341, minimum
3♦: 5(332), minimum
3♥: relay
3♠: 5233
3NT: 5323
4♣: 5332
3♥: 5224
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5242, maximum
3NT: 5242, minimum
4♣: 5233, maximum
2♥: 5323, maximum
2♠: 5332, maximum
1♥: 4+ ♥, NF
1♠: 4+ ♠, NF
1NT: natural, NF
2♣: 5+ ♣, NF
2♦: 5+ ♦, NF
2♥: natural, preemptive or invitational
2♠: natural, preemptive or invitational
2NT: ♣♦, preemptive
3♣: natural, preemptive
3♦: natural, preemptive
3♥: natural, preemptive
3♠: natural, preemptive
1♦: 0-7 PC, any distribution
1♥: natural, NF
1♠: natural, NF
1NT: at least F1, GF to 5-7 PC range
2♣: 0-4PC, any distribution
2♦: GF
2♦: 4+ ♥
2♥: 4+ ♠
2♠: balanced hand without 4-card major
2NT: 6+ ♣
3♣: 6+ ♦
3♦: 6+ ♥
3♥: 6+ ♠
3♠: 55+ minors
2♣: natural, NF
2♦: natural, NF
2♥: 6+ ♥, preemptive or invitational
2♠: 6+ ♠, preemptive or invitational
2NT: 21-22, balanced
3♣: natural, preemptive or invitational
3♦: natural, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
Competitive bidding after 1♦ opening
(dbl)
pass: 3+ ♦
rdbl: SOS or strong (18+ PC)
1♥: 4+ ♥ or 4 ♣, 4 ♠ or 5 ♣, 3 ♠
(dbl)
pass
(pass)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
(pass)
pass
(dbl)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
(pass)
pass
(dbl)
pass: 2+ ♦
rdbl: SOS or strong (17+ PC)
1♥: 4+ ♥ or 4 ♣, 4 ♠ or 5 ♣, 3 ♠
(dbl)
pass
(pass)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
(pass)
pass
(dbl)
1♠: 4 ♣, 4 ♠
rdbl: 5 ♣, 3 ♠
1NT: 55+ distribution
1♥: 8-12 PC, ♥ shortness, 3-5 ♠ or 6+ ♥, 3- ♠
1♠: 4+ ♠, NF
1NT: relay, 13+ PC
2♣: ♥ shortness, 3-4 ♠ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♠
3♣: relay
3♦: 3046, maximum
3♥: 3046, minimum
3♠: 3145, maximum
3NT: 3145, minimum
3♣: 4036
3♦: relay
3♥: maximum
3♠: minimum
3♦: 4126
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4135, maximum
3♠: 4135, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♠
3♦: relay
3♥: 3064, maximum
3♠: 3064, minimum
3NT: 3154, maximum
4♣: 3154, minimum
3♦: 4063
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4162
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4153, maximum
3NT: 4153, minimum
2NT: 4144 or 40(54)
3♣: relay
3♦: 4045
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4054
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4144, maximum
3NT: 4144, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦, maximum
3♥: relay
3♠: 3037
3NT: 3127
4♣: 3136
3♥: 3055, maximum
3♠: 3055, minimum
2♦: 5 ♠
2♥: relay, GF
2♠: 4+ ♣, ♥ singleton
2NT: relay
3♣: 5125, maximum
3♦: 5125, minimum
3♥: 5134, maximum
3♠: 5134, minimum
2NT: 4+ ♦, ♥ singleton
3♣: relay
3♦: 5152, maximum
3♥: 5152, minimum
3♠: 5143, maximum
3NT: 5143, minimum
3♣: 5035
3♦: relay
3♥: maximum
3♠: minimum
3♦: 5053
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5044, maximum
3♠: 5044, minimum
2♥: 6 ♥, 4 ♣ or 2623, maximum or 2722, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 3604, maximum
3♥: 3604, minimum
3♠: 2614, maximum
3NT: 2614, minimum
3♣: 0634, maximum
3♦: 0634, minimum
3♥: 1624, maximum
3♠: 1624, minimum
3NT: 2623 or 2722, maximum
2♠: 6 ♥, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 3640, maximum
3♠: 3640, minimum
3NT: 2641, maximum
4♣: 2641, minimum
3♦: 0643, maximum
3♥: 0643, minimum
3♠: 1642, maximum
3NT: 1642, minimum
2NT: 6+ ♥ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6+ ♥ with a shortness, minimum
3♥: relay
3♠: 3631 or 3721 or 2731 or 7330
3NT: 3613 or or 3712 or 2713 or 3703
4♣: 1633 or or 17(32) or 0733
3♥: 2632 or 3622, maximum
3♠: relay
3NT: 2632
4♣: 3622
3♠: 2623 or 2722, minimum
3NT: 2632, minimum
4♣: 3622, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 3037
3♠: 3127
3NT: 3136
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 3073
3NT: 3172
4♣: 3163
3♥: 3631 or 3721 or 2731 or 7330, maximum
3♠: 3613 or 3712 or 2713 or 3703, maximum
3NT: 1633 or 17(32) or 0733, maximum
2♣: natural, 3- ♠, NF
2♦: natural, 3- ♠, NF
2♥: 2+ ♥, 3 ♠, 33+ ♣♦
2♠: 5 ♠
2NT: 44 or 55 ♣♦
3♣: 5+ ♣
3♦: 5+ ♦
3♥: 6+ ♥, good hand
3♠: 5 ♠, very good hand
3NT: very good hand with minor 7-card
2♠: 5+ ♠, 2+ ♥, preemptive or invitational
2NT: 3+ ♥, 2- ♠, 44+ ♣♦
3♣: 6+ ♣, 3+ ♥, 2- ♠, preemptive or invitational
3♦: 6+ ♦, 3+ ♥, 2- ♠, preemptive or invitational
3♥: 6+ ♥, very good suit, preemptive or invitational
3♠: 5+ ♠, 3+ ♥, preemptive or invitational
3NT: signoff to ♥ shortness
4♣: natural with ♥ support, preemptive
4♦: natural with ♥ support, preemptive
4♥: signoff
4♠: signoff
1♠: 8-12 PC, ♠ shortness, 3-5 ♥ or 6+ ♠, 3- ♥
1NT: relay, 13+ PC
2♣: ♠ shortness, 3-4 ♥ (but see 3♣/♦)
2♦: relay
2♥: 5+ ♣
2♠: relay
2NT: 4 ♦, 3 ♥
3♣: relay
3♦: 0346, maximum
3♥: 0346, minimum
3♠: 1345, maximum
3NT: 1345, minimum
3♣: 0436
3♦: relay
3♥: maximum
3♠: minimum
3♦: 1426
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1435, maximum
3♠: 1435, minimum
2♠: 5+ ♦
2NT: relay
3♣: 4 ♣, 3 ♥
3♦: relay
3♥: 0364, maximum
3♠: 0364, minimum
3NT: 1354, maximum
4♣: 1354, minimum
3♦: 0463
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1462
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1453, maximum
3NT: 1453, minimum
2NT: 1444 or 04(54)
3♣: relay
3♦: 0445
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0454
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1444, maximum
3NT: 1444, minimum
3♣: 6+ ♣, maximum
3♦: relay
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦, maximum
3♥: relay
3♠: 0337
3NT: 1327
4♣: 1336
3♥: 0355, maximum
3♠: 0355, minimum
2♦: 5 ♥
2♥: relay, GF
2♠: 4+ ♣, ♠ singleton
2NT: relay
3♣: 1525, maximum
3♦: 1525, minimum
3♥: 1534, maximum
3♠: 1534, minimum
2NT: 4+ ♦, ♠ singleton
3♣: relay
3♦: 1552, maximum
3♥: 1552, minimum
3♠: 1543, maximum
3NT: 1543, minimum
3♣: 0535
3♦: relay
3♥: maximum
3♠: minimum
3♦: 0553
3♥: relay
3♠: maximum
3NT: minimum
3♥: 0544, maximum
3♠: 0544, minimum
2♥: 6 ♠, 4 ♣ or 6223, maximum or 7222, maximum
2♠: relay, GF
2NT: ♦ shortness
3♣: relay
3♦: 6304, maximum
3♥: 6304, minimum
3♠: 6214, maximum
3NT: 6214, minimum
3♣: 6034, maximum
3♦: 6034, minimum
3♥: 6124, maximum
3♠: 6124, minimum
3NT: 6223 or 7222, maximum
2♠: 6 ♠, 4 ♦
2NT: relay, GF
3♣: ♣ shortness
3♦: relay
3♥: 6340, maximum
3♠: 6340, minimum
3NT: 6241, maximum
4♣: 6241, minimum
3♦: 6043, maximum
3♥: 6043, minimum
3♠: 6142, maximum
3NT: 6142, minimum
2NT: 6+ ♠ without 4-card (but see 2♥ and 3♥/♠/NT)
3♣: relay, GF
3♦: 6(331), minimum
3♥: relay
3♠: 6331 or 7(32)1 or 7330
3NT: 6313 or or 7312 or 7213 or 7303
4♣: 6133 or or 71(32) or 7033
3♥: 6232 or 6322, maximum
3♠: relay
3NT: 6232
4♣: 6322
3♠: 6223 or 7222, minimum
3NT: 6232, minimum
4♣: 6322, minimum
3♣: 6+ ♣ without 4-card, minimum
3♦: relay, GF
3♥: 0337
3♠: 1327
3NT: 1336
3♦: 6+ ♦ without 4-card, minimum
3♥: relay, GF
3♠: 0373
3NT: 1372
4♣: 1363
3♥: 6331 or 7(32)1 or 7330, maximum
3♠: 6313 or 7312 or 7213 or 7303, maximum
3NT: 6133 or 71(32) or 7033, maximum
2♣: natural, 3- ♥, NF
2♦: natural, 3- ♥, NF
2♥: 4+ ♥, NF
2♠: 2+ ♠, 3 ♥, 33+ ♣♦
2NT: 44 or 55 ♣♦ or good hand with 5 ♥
3♣: 5+ ♣
3♦: 5+ ♦
3♥: weak hand with 5 ♥
3♠: good hand with 6+ ♠
3NT: very good hand with minor 7-card
2NT: 3+ ♠, 2- ♥, 44+ ♣♦
3♣: 6+ ♣, 3+ ♠, 2- ♥, preemptive or invitational
3♦: 6+ ♦, 3+ ♠, 2- ♥, preemptive or invitational
3♥: 5+ ♥, 3+ ♠, preemptive or invitational
3♠: 6+ ♠, very good suit, preemptive or invitational
3NT: signoff to ♠ shortness
4♣: natural with ♠ support, preemptive
4♦: natural with ♠ support, preemptive
4♥: signoff
4♠: signoff
1NT: 8-12 PC, (54)/55/(64) ♥♠ or 55/(64) ♣♦
2♣: relay, 13+ PC
2♦: 55 with ♣ shortness or 54
2♥: relay, GF
2♠: 5 ♥ 4 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 4531
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4540, maximum
3NT: 4540, minimum
3♦: 4522
3♥: relay
3♠: maximum
3NT: minimum
3♥: 4513
3♠: relay
3NT: maximum
4♣: minimum
3♠: 4504, maximum
3NT: 4504, minimum
2NT: 55, ♣ shortness
3♣: relay
3♦: 5530, maximum
3♥: 5530, minimum
3♠: 5521, maximum
3NT: 5521, minimum
3♣: 5 ♠, 4 ♥, ♣ shortness
3♦: relay
3♥: 5431
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5440, maximum
3NT: 5440, minimum
3♦: 5422
3♥: relay
3♠: maximum
3NT: minimum
3♥: 5413
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5404, maximum
3NT: 5404, minimum
2♥: 55 with ♦ shortness or 6 ♥
2♠: relay
2NT: 55 with ♦ shortness
3♣: relay
3♦: 5503, maximum
3♥: 5503, minimum
3♠: 5512, maximum
3NT: 5512, minimum
3♣: 6 ♥ with ♣ shortness
3♦: relay
3♥: 4630, maximum
3♠: 4630, minimum
3NT: 4621, maximum
4♣: 4621, minimum
3♦: 4603, maximum
3♥: 4603, minimum
3♠: 4612, maximum
3NT: 4612, minimum
2♠: 6 ♠
2NT: relay
3♣: ♣ shortness
3♦: relay
3♥: 6430, maximum
3♠: 6430, minimum
3NT: 6421, maximum
4♣: 6421, minimum
3♦: 6403, maximum
3♥: 6403, minimum
3♠: 6412, maximum
3NT: 6412, minimum
2NT: 55 ♣♦
3♣: relay
3♦: 2155, maximum
3♥: 1255, maximum
3♠: 2155, minimum
3NT: 1255, minimum
3♣: 6 ♣, minimum
3♦: relay
3♥: 2146
3♠: 1246
3♦: 6 ♦, minimum
3♥: relay
3♠: 2164
3NT: 1264
3♥: 6 ♣, maximum
3♠: relay
3NT: 2146
4♣: 1246
3♠: 2164, maximum
3NT: 1264, maximum
2♦: weak relay
pass: 6 ♦, weak hand
2♥: 4 ♠
2♠: 4 ♥
2NT: 55
3♣: pass or correct
3♦: pass or correct
3♥: pass, raise or correct
3♠: pass, raise or correct
3♣: 6 ♣
3♦: 6 ♦
3♥: 6 ♥, extraordinary hand
3♠: 6 ♠, extraordinary hand
2♥: pass or correct
2♠: pass or correct
2NT: preemptive with at least one 4-card major and at least one 4-card minor
3♣: natural, preemptive or invitational
3♦: natural, preemptive or invitational
3♥: natural, preemptive or invitational
3♠: natural, preemptive or invitational
2♣: 8-12 PC, 3-4 ♥, 3-4 ♠, minor shortness
2♦: relay
2♥: 5+ ♣, 4 ♥ or 5+ ♦, 4 ♠ or 4414 or 4405
2♠: relay
2NT: 4414 or 4405
3♣: relay
3♦: 4405, maximum
3♥: 4405, minimum
3♠: 4414, maximum
3NT: 4414, minimum
3♣: 5+ ♣, 4 ♥
3♦: relay
3♥: 3406, maximum
3♠: 3406, minimum
3NT: 3415, maximum
4♣: 3415, minimum
3♦: 4360, maximum
3♥: 4360, minimum
3♠: 4351, maximum
3NT: 4351, minimum
2♠: 5+ ♣, 4 ♠ or 5+ ♦, 4 ♥
2NT: relay
3♣: 5+ ♣, 4 ♠
3♦: relay
3♥: 4306, maximum
3♠: 4306, minimum
3NT: 4315, maximum
4♣: 4315, minimum
3♦: 3460, maximum
3♥: 3460, minimum
3♠: 3451, maximum
3NT: 3451, minimum
2NT: 4441 or 4450
3♣: relay
3♦: 4450, maximum
3♥: 4450, minimum
3♠: 4441, maximum
3NT: 4441, minimum
3♣: 3316, minimum
3♦: 3361, minimum
3♥: 3316, maximum
3♠: 3361, maximum
2♥: signoff
2♠: signoff
2NT: 44+ minors, weakly invitational
3♣: pass or correct, preemptive
3♦: natural, preemptive
3♥: preemptive or invitational
3♠: preemptive or invitational
Competitive bidding after 2♣ opening
(dbl)
pass: NF
rdbl: ,,at least one of us has got clubs - let’s double them’’
2♦: signoff
2♦: 5-card major, 5-card minor, at most 2 cards in the shorter major, 13-17 (18) PC
2♥: pass or correct
pass: 5 ♥, 13-15 (16) PC
2♠: 5 ♠, 13-15 (16) PC
2NT: 5 ♠, 16-17 (18) PC
3♣: pass or correct
3♦: pass or correct
3♣: 5 ♣, 5 ♥, 16-17 (18) PC
3♦: signoff
3♥: signoff
3♦: 5 ♦, 5 ♥, 16-17 (18) PC
3♥: signoff
2♠: relay, GF
2NT: 5 ♠
3♣: relay
3♦: 5 ♣, 5 ♠, (excluding 5215, min)
3♥: relay
3♠: 0535
3NT: relay
4♣: maximum
4♦: minimum
3NT: 1525, max
4♣: 1525, min
4♦: 2515, max
3♥: 5053
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5152
3NT: relay
4♣: maximum
4♦: minimum
3NT: 5251, max
4♣: 5251, min
4♦: 5215, min
3♣: 5 ♣, 5 ♥, (excluding 2515, min)
3♦: relay
3♥: 0535
3♠: relay
3NT: maximum
4♣: minimum
3♠: 1525, max
3NT: 1525, min
4♣: 2515, max
3♦: 0553
3♥: relay
3♠: maximum
3NT: minimum
3♥: 1552
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2551, max
3NT: 2551, min
4♣: 2515, min
2NT: at least invitational hand
3♣: 5 ♣, 13-14 PC
3♦: "bid your major"
3♥: pass or correct
3♠: pass or correct
3NT: signoff
3♦: 5 ♦, 13-14 PC
3♥: pass or correct
3♠: pass or correct
3NT: signoff
3♥: 5 ♥, 15+ PC
3NT: signoff
3♠: 5 ♠, 15+ PC
3NT: signoff
3♣: pass or correct
3♦: long good major suit
3♥: preemptive with major supports
3♠: long good minor suit
3NT: signoff
4♣: preemptive with minor supports
2♥: 8-12 PC, 55/4M6m ♥♣ or ♠♦, minor shortness
2♠: pass or correct
2NT: 5 ♣
3♣: 6 ♣
2NT: relay
3♣: 5 ♣
3♦: relay
3♥: 3505, maximum
3♠: 3505, minimum
3NT: 2515, maximum
4♣: 2515, minimum
3♦: 5 ♦ (excluding 5251, minimum)
3♥: relay
3♠: 5350, maximum
3NT: 5350, minimum
4♣: 5251, maximum
3♥: 1516
3♠: relay
3NT: maximum
4♣: minimum
3♠: 5251, minimum
3NT: 5161, maximum
4♣: 5161, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: signoff
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♥ shortness
4♦: three-suiter with ♠ shortness
4♥: signoff
4♠: signoff
2♠: 8-12 PC, 55/4M6m ♠♣ or ♥♦, minor shortness
2NT: relay
3♣: 5 ♣
3♦: relay
3♥: 5305, maximum
3♠: 5305, minimum
3NT: 5215, maximum
4♣: 5215, minimum
3♦: 5 ♦ (excluding 2551, minimum)
3♥: relay
3♠: 3550, maximum
3NT: 3550, minimum
4♣: 2551, maximum
3♥: 5116
3♠: relay
3NT: maximum
4♣: minimum
3♠: 2551, minimum
3NT: 1561, maximum
4♣: 1561, minimum
3♣: pass or correct
3♦: 6 ♦
3♥: 5 ♦
3♦: pass or correct
3♥: 6 ♣
3♠: 5 ♣
3♥: pass or correct
3♠: signoff
3NT: “bid your minor”
4♣: three-suiter with ♠ shortness
4♦: three-suiter with ♥ shortness
4♥: signoff
4♠: signoff
2NT: destructive preempt with clubs or diamonds
3♣: constructive preempt
3♦: constructive preempt
3♥: preempt
3♠: preempt
3NT: minor 7+-card with AKQJ, no honours highers than J aside (excluding single Qs)