When Singapore passed the Remote Gambling Act, many major foreign bookmakers stopped operating in the country to comply with the new laws. Bet365 is among the sites that is no longer available to users in Singapore.
In the order of accas, we have a double, a treble, then the 4 fold, 5 fold and so on . So, therefore, it should not surprise you to learn that a fivefold is an acca with five legs. As usual, when it comes to an acca, you have one stake that covers all five legs and all five must win in what is an all-or-nothing wager.