Armed with this information they can offer to pay you a portion of your winnings or cut your losses depending on how the odds have changed since you made the bet. Of course, if you take this option they charge a small percentage of the bet for the service. If you bet on six matches as a parlay bet, then you have to pick the winners for all six to win your bet. If even one of your picks loses, you lose the whole bet. A single-game bet is made on one sports event or match.