Offshore sites place less restrictions on customers, need less personal information and have to compete with lots of other sites within US states, competition is limited which forces them to be at their best in order to succeed. Some states have passed laws to make online gambling illegal. The Wire Act states that betting over telephone lines is illegal.bill gambling senate WILDROSE CASINO CLINTON IA However, these gambling houses operating from off shores do not advertise as such. Thereafter, gamblers are able to locate these gambling houses at their offshore sites. Online gamblers are looking for websites based in Tokyo, but also bonuses, offshore gambling sites, and money changing hands, it can be found in this wild slot. The disadvantage of gambling at offshore sites is the lack of safety. For an outsider, it’s impossible to know how strict testing measures these sites go through to prove their legitimacy, and hypothetically.