Stopping with gambling can be done, I would let your friends help you to social control you and also believe self in it, if you do that I'm pretty sure that you will succeed with stopping with it.
It is possible to exit from gambling. But it would be very difficult if they don't entirely want to get out of gambling or did they get addicted in gambling. so it is something that should be done will be greatly hindered to succeed. If you want to get out of gambling, eliminate all thoughts about gambling and enlisted the help of family or friends to control our activities
The first thing you need to do is you should be honest to yourself, you should be willing to submit for a change otherwise it won't work, gambling is a serious disease although not contagious will make your body deteriorate due to possible big problems in the future if you will not stop.