Williams, who had gambled away his life's savings, sued the casino, claiming, among other things, that the "cease admissions" letter was a fraud and that Aztar broke its obligation to keep him out. But a federal appeals court dismissed the case, noting that Aztar's letter didn't say Williams would be barred from entering and gambling, just that the casino could stop doing business with him if it chose. The Williams case and others like it show that, in the eyes of American courts, casinos have no legal requirement to stop compulsive gamblers from gambling. The rulings are vindication for the...