Not only that, but the strict laws instituted by the federal government scare off those who may want to start an illegal drug site. This is much better than the street sale of drugs. But it is also easier because the sites are up and the government can obtain physical evidence much easier. Some sites sell drugs that are illegal to distribute but legal to consume, posess, and purchase. These sites are under heavy scrutiny by the government, who is working to prevent these sites from being accessed by US users.
Illegal drugs are illegal to purchase, posess, and distribute on the Internet.
Anyone found breaking this law is subject to penalties that range from fines and destruction of your site to 20 years in prison, depending upon the severity of the case.