In sports betting, the term "hold" refers to the percentage of money that a sportsbook or bookmaker retains after all bets have been settled on a particular market. It's also known as the "juice," "vig," or "vigorish." The hold in sports betting represents the bookmaker's margin of profit on a given market.

Therefore, there is no way to predict when a slot machine is going to hit, and any strategy or system claiming to do so is likely to be based on superstition rather than fact.

Yes, you can legally enjoy online sports betting in Portugal.