2C StrongContents:
![]() Problem Hands For Opening 2 ![]()
Problems With Minor One-Suiters Problems With Three-Suited Hands So What Do You Open 2 ?![]() Birthright 2
Bidding Over InterferenceCriteria for Opening 2
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In his 11-10-2020 Bridge Column ("Aces"), Bobby Wolff gives this hand - A-AK742-A3-AQ753 - and says:
, then introduce the major followed by the second suit at the three level.
How about with
96
-
AKQ9432
AKQ3? Why open 1D and risk getting passed out when game is very likely in hand. I would rather open 5D and assume pard would control bid with major ace(s), but I would still open this hand 2
.
-
AK82
KQJT865
KQ:
You'll fare better with a 1D opening. [An] important consideration is that a 2C opener makes it very difficult, and sometimes impossible, to find a 4-4 major-suit fit, which is a real danger on this hand. If partner has 4 hearts, a 1D opening may be the only way you'll get him to bid the suit. (Well, that -- or playing 19-HCP 2C.)
Bobby Wolff, in his Dec. 24, 2022 newspaper column, shows
KQ
A5
K9
AQJT984 and says;
Start with 1
intending to rebid 3N... which advertises a strong 1-suiter. Opening 2
would be way too much here and 2N would needlessly distort your distribution
However, several other sources say to open 2C with 1-suiters and 2-suiters such as
86
AK5
AKQJ64
KJ
--
KQJT874
KQJT
A3
K
--
AKQJ632
AKT52
Jan.2024 Bulletin, p.43, #3, has the hand
AK
AT652
AKQJT9
-- with bidding of
- 1
- 2
- 3N
Josh Donn says:
I strenuously object to opening this hand 1
. Not only might partner pass 1
when we belong in slam, but the bigger problem is that even if partner responds, we can never catch up, just like here. 3N might be the limit of the hand, or we can have an extremely easy slam. We just don't know. It would be easier if we just opened 2
to show our power and then showed our suits.
The above web site also calls strong 4-4-4-1 hand the real bane of the 2C bidder's existence because of the difficulty in finding a fit once you start on the higher level. Suggestions include playing a jump rebid by the 2
opener to show 4-4-4-1 with the singleton in the next higher suit bid, or to apply good guessing and skill in playing 4-3 fits.
The site offers as alternatives to opening 2
with 4-4-4-1:
, which shows 4-4-4-1 and 17-24 HCPs
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?If you don't open 2
with 2-suited hand, 3-suited hands, nor 1-minor-suited hands, the only hands you can open 2
are strong balanced hands and 1-major-suited hands. This can include hands like
AQJT52
-
A64
AKJT which is a hand shown by Kantar in the March 2019 Bridge Bulletin, p.52, which has only 19 HCP.
The other alternative, which most people choose, is to ignore the advice about not opening other types of hands.
Larry Cohen says on his web site that his convention card doesn't even show a HCP range for opening 2
(except for balanced hands) because other factors are more important than HCP when opening 2
.

Below are various responses to an opening 2
:
2
Waiting - Probably the most commonly used "system" among average players. It says you do not have a biddable (good 5+ card) suit and/or you have fewer than 8 HCP.
2
Negative - shows a hand with QJ or less. See Stopping Short of Game below.
Negative. It consists of opener bidding 2
over 2
as a relay to 2N to show a weaker hand.
-2
, 2
-2N, 3
is not forcing while 2
-2
, 3
is forcing to game.
-2
to show a bust, you can use 2
-2N to show a heart suit.
Step responses
- 0 or 1 control
- 2 controls
- 3 controls (1 Ace and 1 King)
- 4 controls
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Here is what Jerry Helms said about step responses in the April 2017 Bridge Bulletin, page 48:
bid... Point count is often inadequate for judging the power of distributional hands.Larry Cohen says on his web site:
Natural Responses - If you are playing 2D-Waiting and not using step responses, then the bids 2
through 3
are natural. If using 2
as negative, then 2
through 3
are natural.
For these bids, most people require a good 5+ card suit and 8+ HCPs. Some require 2 of the top 3 honors. With suits of lesser quality, bid 2D-Waiting.
Jump Responses - Some play this as a semi-solid (missing a top honor) 7+ card suit, while others play it as a solid 6+ card suit.
2N - In theory, it shows a balanced, positive hand, but since it preempts partner's majors, few experts use it, preferring to bid 2D instead. In 19-HCP 2C, it is used to show the minors and less than 6 HCPs.
In July 2024 Bulletin, p.40, #2, both pairs and the moderator bid 2
with
J873
86
KQ42
K75.
3N - Again, this is too unilateral to be natural. Some play it to promise a 7+ card solid suit, such as when using jump responses to show only semi-solid suits.

The following charts compare Birthright to standard SAYC strong notrump bids:
| SAYC | Birthright | ||
| HCP | Opening Bid | HCP | Opening Bid |
| 20-21 | 2N | 20-21 | 2N |
| 22-24 | 2 -2 -2N |
24-25 | 2 -2 -2 -
2 -2N |
| 25-27 | 2 -2 -3N |
26-27 | 2 -2 -3N |
| 28-30 | 2 -2 -4N |
28-29 | 2 -2 -2 -
2 -3N |
| 30-32 | 2 -2 -5N |
There are numerous variations of bidding Birthright, but the SAYC
2
should be considered game forcing until proven otherwise. It's surprising how many people think that it is okay to pass with no HCP after something like 2
-2
(negative), 2
.
One of the worst faults in bidding is to make a call based solely on how bad you think your hand is without asking yourself if partner has in any way limited his hand. In the bidding sequence just given, opener could have 26+ HCP.
Some people justify such a pass-out by saying that once they have bid 2
Negative, and that if opener has a big hand, it's up to him to place the contract. The problem with that is that the best contract may be in opener's 3-card major when responder has a hand like xx-86432-xxxx-xx. The reason that a heart contract would be better is that with hearts as trump, responder's hand will take tricks which it would not take in a non-heart contract.
Larry Cohen says on his web site:
as an immediate "bust," I prefer 2
Waiting (0+ HCP -- any distribution). This leaves room for opener to further describe his hand.
Waiting bid, opener's rebids (other than in notrump) are a one-round force. The only way to stop short of game (other than 2
-2
, 2NT) is if responder offers a "2nd negative." After opener bids a suit, the cheapest new suit on the 3-level is artificial and allows responder to pass if opener repeats his suit.
can either be a Waiting bid with a hand not suitable for a free bid of a suit but possibly with as many as 8+ HCP and a good 5+ card suit lacking 2 of the top 3 honors, or as a Negative bid. Which it is can only be clarified if the cheapest suit is bid on the 3 level.
-2
, 2
-3
when responder has a decent hand with a 5+ card club suit. Likewise for 2
-2
, 3
-3
when diamonds is responder's only suit.
Negative could rob opener of being able to bid a possible heart suit on the 2 level, that would be the lesser of the evils compared to using the cheapest suit on the 3 level.
Since Cohen has said that HCP are not as important as shape in opening 2
and that he would even open 2
with some 18-HCP hands, (see our 19-HCP 2C page), it might be worth noting here that in the 19-HCP 2C convention, responder shows his bad hands (less than 6 HCP) by bidding his suit first, even a 4-card suit if on the 1 level, and bidding 2
with any hand with 6+ HCP.
Such bidding would go something like 2
-2
which would show 4+ spades and less than 6 HCP. With a minimum (19-20 HCP), opener would attempt to place the contract in responder's suit since that may be the only way to get any tricks from responder's hand. See the linked web page for details.
Update: In the November 2019 Bridge Bulletin, page 49, Cohen contradicts the above by saying that after 2
-2
, 2
is only forcing for one round, which can only be interpreted as meaning that responder could pass opener's next bid.
Other Cohen-isms in the same article:
because they take up too much space.
bid for the same reason.
Systems for responding over interference are limited mainly by your imagination. The important point is that you and your partner should agree on something. Here is a sample system:
If responder and RHO pass, opener can rebid as follows:
Larry Cohen says on his web site
Adventures in Bridge and other web sites say the same.
Because 2
openings are infrequent and interference of 2
is even less frequent, very few casual partnerships and probably no pick-up partnerships have an agreement on what to bid.
Because passing with a good hand and doubling with a bad hand is counter-intuitive, It is probably best, lacking an agreement, to do the opposite where passing shows a bad hand and doubling, a good hand. But even after a pass, following expert advice, opener's bids should be treated as forcing until a non-jump rebid of his suit is made. But 2
-2
-P-P, 2N shows a 22-23 HCP balanced hand and can be passed.
Examples:
In a recent team (IMPs) game where teams are put together with little time for discussing bidding agreements, this hand came up:
A-
K-
AKQxxx-
AKJTx.
The bidding went
-2
-P-P
-3
-P-P
and it was passed out.
Qxx and
Jx and declarer made 6
.
Should responder have bid over 4
, or this being IMPs, should opener have jumped to 5
? Nobody at the table was certain, which included players of different strengths; however, a non-notrump 2
opening is supposed to promise a hand within 1 trick of game. Certainly an honor in each of opener's suits takes care of at least one of those losers.
A fairly similar situation appeared in the June 2019 ACBL Bridge Bulletin, page 40, #2.
Responder had
Q-
98632-
Q932-
J84. (Opener's hand was not shown.)
The bidding went
-1
-P-P
-P-??
Of 15 experts, 6 voted for 5
and 6 for 4
. Pass was not even considered an option.
Larry Cohen said:
Q and
J... I picture opener with something like
xxx-
--
AKJxx-
AKQxx. Hmmm...then I haven't bid enough! (Another pro postulated the exact same holding for opener.)Another pro said:
is clearly not enough, but this is too good even for 4
.If the Q of the opponent's suit is ignored, Responder in this deal also had 3 HCP, and while he had longer trump support for opener, the previous opener with the 2
opening showed a lot more strength.
The odds favor opener's having more than exactly the minimum 22 HCP promised by 2
and with his bidding showing at least 5-5 in the minors, if responder has 3-card support for either suit, he is entitled to credit opener for at least another 3 points for shortness, bringing opener's minimum total points up to 25 and in fact, opener had a playing strength of at least 28 points.
A responder who is afraid to bid because his own hand is very weak needs to try to picture what opener must have to justify his own bidding.
Clearly, responder must respond with 3 HCP, especially given that they are all in opener's suits and figure to be worth more than they appear.
In fact, responder might even consider cue bidding 4
to show support for both minors. While this will force opener to game, it should also be enough to get opener to slam when he has extras, as in the first hand above.