Free past performances: Most racebooks offer free past performances by issuing refunds to users who buy a past performance and bet on that race.For example, a racebook may offer to refund all WIN bets on horses that finish in second or third place in select races. Close call refunds and betting insurance: The close call refund is one of the most common horse betting promos.Cash back and wagering rebates: Cash back programs are popular among bettors for two reasons: they provide ongoing rewards for loyal users, and they issue rebates on all wagers, win or lose.For example, an online racebook may refund new customers if their first win, place, or show bet loses. First bet refunds: Some horse racing betting apps offer new users a chance to place their first bet with a refund guarantee in place.For example, a customer who deposits $100 with a 100% match bonus gets an additional $100 in cash or site credit. Deposit match bonuses: New customers receive bonuses based on the size of their first deposit.Horse racing bonuses and promotions can take numerous forms: