Predetermined Bonuses Some slot machine bonus rounds will give you the option of choosing certain tiles or doors, but in some cases, the bonus you're going to get is already predetermined and your choices don't actually matter. Furthermore, additional freeslot games are being developed for common user platforms every day. Not ready for the reel deal? The bonus rounds that appear in certain video slots are an example of this bonus type. To find the free games on a casino website, just look for a practice mode or demo mode icon on the homepage of the website. One type of bonus slot reward is a one-time gift just for signing up, though expect terms and conditions to be attached. Even though slots are a game of chance, there are some new games that have loopholes that you can eventually take advantage. Rules about this vary greatly from jurisdiction to jurisdiction. Bonus or wild symbols across a pay line may give you free spins or put you in the bonus round in some games. The only way to tell for sure is if the regulations governing that particular casino require that the results not be predetermined. The casino may offer this to all players during a limited window, or may only make the offer by email to members of their loyalty program. While a slot bonus is active, you may not be allowed to make cash withdrawals without forfeiting the remainder of the bonus amount. What does slot value bonus mean?