Hello, I personally play at many online casinos, and I have won and cashed out with no problems at all. There are a few out that are not very good and do not pay, but most do pay when you win. My favorite is
http://www.superslots.com/?c=55130&s=1025 but you may like to play at another one, that is just one of the ones I like, probably because i have won the most there :)For a list of trusted caisnos that do pay you can go to
http://bestfreecasinochips.tripod.comHope that helps

and I hope you win big if you do play