However, I imagine to many professional gamblers, they are not a viable advantage play because: Sports books are nervous about taking them, because they do tend to get hammered on the same side of certain hot games. They could be greater or smaller.Īfter reading this page, skeptics may wonder if it is so easy to beat half point parlay cards, why isn't everybody doing so? A lot of bettors are. All things considered, I believe there are large advantages to be gained with half point parlay cards, but the advantages can not be calculated exactly. On the other, it is a known fact that closing lines are sharper than opening lines, and the player can take advantage of these line movements by putting in parlay cards at the last minute. On the one hand, the card maker may carefully set the point spreads to minimize player advantage. My data also does not reflect the fact that lines often move from the time a parlay card is printed to the time of the game. I had to make assumptions about how point spreads on parlay cards were deliberately moved to either an integer or not an integer, depending on the card.

Let me make a disclaimer to take any win probabilities and expected returns on this page with a grain of salt. However, the sharp bettor can take advantage of line moves off common margins of victory in the NFL and gain a strong advantage, of 30% or more, on half point parlay cards. What I hope to convey via this page is that randomly making selections on parlay cards is a bad way to bet sports and results in a high house edge. This page address both methods and included three common types of parlay cards. This can be done either 'off the board' or with parlay cards. In sports betting, the bettor can parlay wins even if the games occur simultaneously.

Usually you lose, but when you win, and depending in part on how many events were parlayed, you can win big. In gambling terms, 'parlay' means to bet on at least two events, letting the winnings ride after each win. On this page Parlay Bets in the NFL Introduction

Teaser parlay card payouts