Crash Convention After Artificial 1 Club Opening Bid - Version Scaramuzzi
This variation of the Crash conventional method, also designated as Altered Crash, is attributed to Mr. Roberto Scaramuzzi, (Department of Mathematics, Louisiana State University) which has not been substantiated, only mentioned and uploaded to a chat board on February 1, 1995. This version of the Crash conventional method has been altered to defend against a strong, artificial 1 Club opening bid.

Crash Convention - Modified Version
The origin of the Modified Crash conventional method is unknown. This version of the Crash conventional method was employed and popular in England for many years before it became published in the United States. The version is employed in combination with the TWERB convention method, which is an acronym for Two-Way Exclusion Relay Bidding.

Crash Convention - Three Suited Version
The idea behind the Three-Suited Version of the Crash conventional method adds the possibility that the overcaller, or intervenor, to show a three-suited hand for competing against a strong, artificial 1 Club opening.

Crash Convention - Transfer Version
The idea behind the Transfer Version of the Crash conventional method is to make certain that the overcaller, or intervenor, with the stronger holding become the declarer as opposed to the advancer.

Hudson 1 No Trump Overcall
The origin of this conventional defense method is accredited to Mr. Robert R. Hudson of Dunedin, New Zealand. Fundamentally it is a defense method devised to be employed after an opponent opens the auction with either a natural bid or an artificial bid on the one level.

IDAK and IDAC and Wonder Bids
This is a defensive bidding method against strong artificial Club sequences. IDAK is an acronym for Instant Destroyer And Killer, and IDAC is an acronym for Instant Destruction Against a Club. If the partnership is not vulnerable, then IDAK or IDAC is used. If the partnership is vulnerable, then Wonder Bids are employed.

Mathe Against 1 Club Opening Bids
This conventional defense method was developed by Mr. Lewis L. Mathe, also known as simply Lew, of Canoga Park, California, United States. He was born in 1915 and died in 1986. He is also the originator of Mathe Asking Bids. The Mathe conventional bids are generally to be employed in the immediate seat following the strong, generally artificial 1 Club opening since the partner of the strong 1 Club bidder must respond with zero values.

Super Crash Convention
The first publication of the Super Crash conventional method appeared in the August 1986 issue of the Bridge World magazine, authored by Mr. W. D. Bennion. The developer is Mr. Charles Galloway. This variation of the original Crash conventional method is devised to show either a one-suited holding, a two-suited holding, or a three-suited holding after the opponents begin the auction with a strong, forcing 1 Club opening.

Truscott Defense Method to Strong, Artificial Bids
This is a defense method, devised by Mr. Alan Fraser Truscott, by which the defending side is able to show a one-suited or two-suited hand. The method also employs a Jump Overcall as natural and a simple overcall shows length in the bid suit and the suit that ranks just above it.

Whirlwind Convention
The origin of this conventional method is unknown. This conventional method is employed by the defense as a defense method after one opponent has opened the auction with a strong, artificial One Club.



If you wish to include this feature, or any other feature, of the game of bridge in your partnership agreement, then please make certain that the concept is understood by both partners. Be aware whether or not the feature is alertable or not and whether an announcement should or must be made. Check with the governing body and/or the bridge district and/or the bridge unit prior to the game to establish the guidelines applied. Please include the particular feature on your convention card in order that your opponents are also aware of this feature during the bidding process, since this information must be made known to them according to the Laws of Duplicate Contract Bridge. We do not always include the procedure regarding Alerts and/or Announcements, since these regulations are changed and revised during time by the governing body. It is our intention only to present the information as concisely and as accurately as possible.

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