betting system for horse racing is one of the most popular sporting events in the world. There are different types of bets which can make betting on horse racing a lot more exciting. One type of bet is the straight wager which is when you bet on a horse to win or place in a certain number of races. Another type of bet is the exotic bet, which is when you bet on a horse to win or place, but you also have to predict how many horses will finish in the top 3.