English Most often, this betting strategy on middles is encountered in basketball games. Let us take this example: Bookmaker No. 1 on Total under 159,5 gives odds of 1,96. Bookmaker No. 2 on Total over 156,5 gives odds of 1,8. If the game ends with a total of 157,158,159, the bettor will win in both cases. In any other case, they will have one winning bet, which is positive in any event.
Betting on middles (also called tunnels or windows) is one of the strategies that consists of betting on two opposite sides, but with a margin. One of the advantages of betting on middles is obtaining an excellent profit if the middle hits.