A cash-back bonus gives players a portion of their losses back. It generally given in the form of cash or credits to play with at the casino. While deposit bonuses are great, if you’re a big time player who wants to extend their playing time, a cash-back bonus may be the way to go. An example on how it works is - if a casino offers a 10% cash-back bonus and you lose $500, you'll get $50 back. Click to read about types of online casino bonuses, tips for playing with a bonus and print a casino transaction record sheet to keep good records of all casinos played.