The basis of this market is that you need all the selections to win for the bet to be successful. What is a Parlay Bet?Ī parlay bet is sometimes known as a multi or combo bet where you include two or more selections to create a single bet. In this guide, we’re going to look at how parlay betting works, what you need to know about the structure of the bet, and include tips and strategies to enable you to become more profitable from this bet type. The caveat of the parlay bet is that they are notoriously hard to win. It’s one of few bets that allow you to be creative in terms of controlling the selections you include and the odds you want to receive from that bet. Parlay betting is one of the most popular bet types in the United States.