In connection with his promotional activities he has had a felony conviction and has been an unsuccessful defendant in several US Federal Trade Commission lawsuits. Trudeau has been charged several times by agencies of the United States government for making claims without evidence. In these cases, Trudeau signed a consent decree in which he did not plead guilty but did agree to stop making the claims and to pay a fine. Trudeau subsequently began to sell books, which are protected by the First Amendment.
