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Alert Chart

Additional Pages on Alerts

Alert Definitions
Alert Procedures

Category No Alert Alert Announce
Natural Calls Not Specifically Noted About expected strength and shape Highly unusual strength, shape, etc.
Conventional/Artificial Stayman (next higher level of clubs)
Blackwood (4NT) and expected responses
Gerber (4C)/NT
Conventional 2NT response to an opening two-level suit bid
Two diamond response to strong artificial two club opening which is waiting or negative
All other conventional and/or artificial bids. *See delayed alerts above for when to alert*
Notrump Openings
Conventional State Range, if natural, for all 1NT openings
Notrump Overcalls Conventional overcalls by a passed hand
Jumps to 2NT or any four-level or higher notrump bid that is unusual
Jump to 3NT that is unusual
Other conventional notrump overcalls
A natural notrump overcall with an expected lower limit of less than 14 HCP and/or an upper limit of more than 19 HCP
Natural jumps to 2NT, except in balancing seat

Responses to Notrump Opening Bids and Overcalls Stayman (next higher level of clubs) asking for a four-card major. (Also, Stayman after the NT opening has been doubled.)
Natural signoffs at the next higher level in diamonds, hearts and spades
Three-level natural responses whether a jump response or not
Stayman (next higher level of clubs) if other than asking for a four-card major, and rebids
Transfers, except for those which are announced and other artificial responses above next higher level of clubs
Rebids after use of Stayman by responder which do not promise a major.
State "Transfer" any time a diamond response to a natural notrump bid at any level is a transfer to hearts.*
State "Transfer" any time a heart response to a natural notrump bid at any level is a transfer to spades.*

*If the transferer may occasionally hold a Game Forcing hand without the next higher suit, state "Transfer" and Alert the subsequent bid which cancels the transfer meaning

NOTE: Announcements of transfers as above apply after a natural NT rebid by opener
Opening Suit Bids at the One Level Natural non-forcing openings with an agreed range of somewhere between 10-21+ HCP Conventional and/or artificial openings which do not require an Announcement such as a strong/artificial forcing club
Frequent very light openings (fewer than 10 HCP by agreement). Also, pre-Alert
State "may be short" for non-forcing 1C and 1D calls which may be shorter than three cards
Responses to One-Level Opening Bids in a Suit Non-forcing 1NT response whether four-card majors are bypassed or not
Forcing natural 2NT response that may bypass four-card majors
A one-level major-suit response to 1C that may bypass longer diamonds
2/1 which shows at least game invitational values
All jump raises in or out of competition except a weak jump raise after a pass by RHO (no competition)
Natural forcing jump shifts and all natural jump shifts in competition
Natural 2NT response invitational or better
Conventional 1NT response which is not Announced
Non-forcing suit bid by an UPH
A weak jump raise after a pass by RHO (no competition)
A natural, non-forcing jump shift after a pass by RHO (no competition)
All conventional responses not listed under no Alert
State "Forcing" if a 1NT response to a major is simply forcing
State "Semi-forcing" if a 1NT response to a major is forcing except when opener has a balanced minimum
Opener’s and Responder’s Rebids Two-of-a-minor after a forcing or semi-forcing 1NT response
A 1NT or 2NT rebid that implies a balanced hand (may contain one or two four-card majors)
Opener’s 1NT rebid, if strong
Responder’s artificial third- or fourth-suit bids
Responder’s "checkback" bids (of 2 or 3 C or D)

Opening Two-Level Bids in a Suit and Responses 2C strong, artificial, and forcing
Weak, natural 2D, 2H or 2S
Conventional and/or forcing 2NT responses
Natural, forcing responses in a suit
Other conventional and/or artificial bids
Natural 2D, 2H or 2S, if intermediate or better
Natural weak or intermediate 2C
Natural and non-forcing 2NT responses
Natural, non-forcing responses in a suit

Doubles and Redoubles Most Doubles and Redoubles *See Alertable Doubles* Doubles and redoubles with highly unusual or unexpected meanings
Cue-bids Most Cue-bids *See Alertable Cue-bids* Direct cue-bid of natural opening bid played as natural
Passes
Passes with highly unusual or unexpected meanings
Other Constructive Calls Over suits, 4NT ace-asking and responses
Over notrump, 4C ace-asking and responses
Ace-asking calls and responses at or below the level of 3NT or any opening ace-asking call and response

Delayed Alerts
Ace-asking calls and responses above the level of 3NT beginning with opener’s second call except for those listed under not Alertable

Defensive Bids Weak jump overcalls (two or three level)
All constructive or better jump-shift advances
All natural jump raises of an overcall
Very light overcalls (fewer than 6 HCP) Also pre-Alert
Intermediate or better jump overcalls (two or three level)
Weak jump shifts after partner’s overcall