What is arbitrage betting?
An arbitrage opportunity occurs when price discrepancies allow you to place bets that cannot lose. There are two types of arbitrage. You can either back all possible outcomes in an event (Book arbitrage), or back and lay the same selection at different prices (Back/Lay arbitrage). Book arbitrage A book arbitrage opportunity is available whenever the book percentage for an event is under 100%. Due to the proliferation of online betting sites and the improved value provided by betting exchanges, underround books are now occurring on a regular basis. The emergence of odds comparison sites has made life even easier for arbhunters. Once you have found an underround book, however, you still need to work out what sort of stakes to place in order to obtain a guaranteed profit. That’s where Arb Cruncher comes in. Book arbitrage example Bookmaker A offers 2.20 for Borg and 1.72 for McEnroe. Of course, you cannot make a profit by backing both players at these prices, as the book percentage is 103
