However, winning too often will see your account with bet365 restricted. This is why bookmakers don't like professional gamblers who consistently win. It is bad for business, and bookmakers are out to make money, not lose them.
It will not be possible to re-open your account for any reason, and bet365 will do all it can to detect and close any new accounts you may open. You also have the option of selecting which areas of the site you would like to limit your access to, for example, Sports, Poker or all Gaming products.