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Coin flipping is a popular and often used gambling technique. It has many different uses. Coin flipping can be used to decide who will get the first choice in an auction, to determine who gets a first pick, or to make a random decision.
Additionally, coin flipping can be used as a way of deciding who goes first, as a form of polling, or as a method of determining the winner of a contest. In some cases, it can even be used to settle arguments.