Redeem the bonus at the casino cashier.
Use the code 75SPINSOFLUCK and get $75 free bonus.
Use the code 50MILLION4YOU and get $50 free bonus.
Use the code COMETOUS300 and get 300% match bonus.
Use the code INFINITYSLOTS100 and get 100% match bonus.
The free bonus has max cash-out set at twice the bonus amount.
Best of luck!