I think one of the most important features of a casino is the ability to withdraw money.
Money withdrawal is one of the challenges that faces the whole gambling networks today because it's a common issue gamblers often experience, but most things that the gamblers don't always considers is the reason behind the fall they had, which is mostly associated to kyc subjects, if they don't adhere strict to it, there may be little error with the casino from the gamblers end or when they brake the law.