Post-oak bluff

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In no-limit or pot-limit poker, a post-oak bluff is a very small bet relative to the size of the already-existing pot. This type of bluff may be employed as an attempt at using reverse psychology to steal the pot. It holds comparatively little risk for the player making the bet. The term was popularized by Doyle Brunson in his 1979 book Super System. [1] [2]

Poker family of card games

Poker is a family of card games that combines gambling, strategy, and skill. All poker variants involve betting as an intrinsic part of play, and determine the winner of each hand according to the combinations of players' cards, at least some of which remain hidden until the end of the hand. Poker games vary in the number of cards dealt, the number of shared or "community" cards, the number of cards that remain hidden, and the betting procedures.

The pot in poker refers to the sum of money that players wager during a single hand or game, according to the betting rules of the variant being played. It is likely that the word pot is related to or derived from the word jackpot.

Bluff (poker) tactic in poker and other card games

In the card game of poker, a bluff is a bet or raise made with a hand which is not thought to be the best hand. To bluff is to make such a bet. The objective of a bluff is to induce a fold by at least one opponent who holds a better hand. The size and frequency of a bluff determines its profitability to the bluffer. By extension, the phrase "calling somebody's bluff" is often used outside the context of poker to describe cases where one person "demand[s] that someone prove a claim" or prove that he or she "is not being deceptive."

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Strategy

A player executing the post-oak bluff bets a small amount relative to the size of the pot (typically of the order of 1/10 the pot), in order to create the impression that he is trying to lure the other player into the pot. In this way, he mimics the play he might make if he had a strong hand, where it is known as a "here kitty kitty" or "come hither" bet. When successful, the other player(s) fold rather than fall into the perceived trap. This bluff will not often win the pot as the pot odds presented by the bet—11 to 1—are usually too good for the opposing players to reject unless they are absolutely convinced they're beaten. However, in order to be successful in the long term, a 1/10 pot-size bluff need only succeed one time in ten.

In poker, pot odds are the ratio of the current size of the pot to the cost of a contemplated call. Pot odds are often compared to the probability of winning a hand with a future card in order to estimate the call's expected value.

Dan Harrington has enumerated three preconditions he says are requisite for him to ever use a post-oak bluff: [2]

Dan Harrington American poker player

Dan Harrington is a professional poker player, best known for winning the Main Event at the 1995 World Series of Poker. He has earned one World Poker Tour title, two WSOP bracelets, and over six million dollars in tournament cashes in his poker career. He is also a member of the Poker Hall of Fame.

  1. He must have seen his opponent employ the luring bet.
  2. His opponent must have previously observed him making luring bets.
  3. He must have witnessed his opponent fold to a small bet.

The term itself—derived from the post oak, a smallish tree of little commercial value—often carries derogatory connotations and it is frequently seen as a weak play, as the player takes the overcautious approach by not betting too much. Thus, this strategy often undermines the chances of the bluff working. Doyle Brunson described the move as "gutless" and he claims that he never makes the play. [1]

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References

  1. 1 2 Brunson, Doyle (1979), Doyle Brunson's Super System, ISBN   1-58042-081-8
  2. 1 2 Harrington, Dan; Robertie, Bill (2005), Harrington on Hold'em Expert Strategy For No-Limit Tournaments, Vol. II: The Endgame, ISBN   978-1-880685-35-8 [ page needed ]