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  2. Betfair - Wikipedia

    en.wikipedia.org/wiki/Betfair

    Betfair is a British gambling company founded in 2000. It operates the world's largest online betting exchange. Its product offering also includes sports betting, online casino, online poker, and online bingo. Business operations are led from its headquarters in London, alongside satellite offices in Ceuta, Dublin, Leeds, and Malta.

  3. Betting strategy - Wikipedia

    en.wikipedia.org/wiki/Betting_strategy

    A betting strategy (also known as betting system) is a structured approach to gambling, in the attempt to produce a profit. To be successful, the system must change the house edge into a player advantage — which is impossible for pure games of probability with fixed odds, akin to a perpetual motion machine. [ 1 ]

  4. Over–under - Wikipedia

    en.wikipedia.org/wiki/Over–under

    Dice. A variant of over-under betting, known as Under Over, [5] is a dice game played at various festivals. The object of the game is to predict whether the dice will roll to a total of under 7, over 7, or at 7. The game is typically played with 2 dice. A player typically places a wager on one of three spaces. These spaces are: Under 7 (usually ...

  5. Spread betting - Wikipedia

    en.wikipedia.org/wiki/Spread_betting

    Spread betting. Spread betting is any of various types of wagering on the outcome of an event where the pay-off is based on the accuracy of the wager, rather than a simple "win or lose" outcome, such as fixed-odds (or money-line) betting or parimutuel betting. A point spread is a range of outcomes and the bet is whether the outcome will be ...

  6. Gambling - Wikipedia

    en.wikipedia.org/wiki/Gambling

    Gambling. Gambling (also known as betting or gaming) is the wagering of something of value ("the stakes") on a random event with the intent of winning something else of value, where instances of strategy are discounted. Gambling thus requires three elements to be present: consideration (an amount wagered), risk (chance), and a prize. [1]

  7. Martingale (betting system) - Wikipedia

    en.wikipedia.org/wiki/Martingale_(betting_system)

    Martingale (betting system) A martingale is a class of betting strategies that originated from and were popular in 18th-century France. The simplest of these strategies was designed for a game in which the gambler wins the stake if a coin comes up heads and loses if it comes up tails. The strategy had the gambler double the bet after every loss ...

  8. Mathematics of bookmaking - Wikipedia

    en.wikipedia.org/wiki/Mathematics_of_bookmaking

    Mathematics of bookmaking. In gambling parlance, making a book is the practice of laying bets on the various possible outcomes of a single event. The phrase originates from the practice of recording such wagers in a hard-bound ledger (the 'book') and gives the English language the term bookmaker for the person laying the bets and thus 'making ...

  9. Betting on horse racing - Wikipedia

    en.wikipedia.org/wiki/Betting_on_horse_racing

    In addition to traditional betting with a bookmaker, punters (bettors) are able to both back and lay money on an online betting exchange. Punters who lay the odds are in effect acting as a bookmaker. The odds of a horse are set by the market conditions of the betting exchange which is dictated to by the activity of the members. [7]