Nowadays Speculation Businesses have become a popular object of worldwide depression in business. However we are helpless against the spread of unlawful gambling. And the expansion of unlawful gambling make matters worse. New statute requires that the internet gambling be unlawful. But today a powerful prohibition has no effect on unlawful gambling at all. The temptation for good citizens to ignore a stupid law is encouraged when it is unenforceable. So I believe in the ideas that we must recognize, limitations of a powerful prohibition, a change in sense of unlawful gambling, practical use of speculation businesses. Specially, a norm consciousness and accessibility on the online or mobile caused new conflicts to speculation businesses or unlawful gambling. In policy of legislation, the conservative regulations of speculation businesses overlook the globalization of internet, most importantly, practical effects of regulation on multiplicity, freedom and infinite space in internet. Historically society has troubled about gambling. But a matter of consequence is not a habitual gambling but a wasteful gambling. We should consider the fact that a matter of speculation businesses is on not gambling but overconsumption. Legality of the habitual gambling is on the reasonability of consumption. I think that gambling goes wrong with a time-honored controllers. And the new controller is the receptive capacity of unlawful gambling. A heart of the receptive capacity is the authorization system of unlawful gambling on capacity of management and control inspection.