Some online casinos occasionally organizes sweepstakes of prizes to their loyal players. Typically, these sweepstakes are generous and prices can be really good. A raffle is usually combined with registering at the casino’s website or participating in a casino tournament. For those sweepstakes in which there is no effort to participate you should of course sign up as it’s free. So keep an eye on the casino’s website to see if any raffle is in the pipeline with interesting prizes.