In a Heinz bet at least two selections must be successful to get a return. The trebles, four-folds, five-folds and six-fold mean that if you get more than two winners your returns begin to jump in big increments as more of the multiple bets win. It's most often used in horse racing betting.

In Thailand, there are strict laws that govern gambling. There only two types of gambling that locals and expats can legally do in Thailand: the national lottery and betting on horse races at licensed racetracks. Every other form of gambling is prohibited in the country.