You can take advantage of the free spin bonus by finding the casinos with the best free spin offer. First, you must check if the free spin comes with wagering requirements or not. Wins generated from no-wager free spins are often paid out quickly as compared to the free spins with wagering requirements. You must also find if the casino has added any restriction to the total amount you can withdraw from the casino.
Another thing that you must consider is the RTP of the slots that are selected to play with free spins. slots with high RTP often give more chances to win real money. If you are playing at a casino for a long time, make sure to check their bonus page regularly and find if there are any free spin offers for regular members.