 With Plumeri and another gangster, Dominick Didato, Dioguardi established and ran a protection racket in New York City's garment district.He was arrested several times between 1926 and 1937, but never brought to trial.For a time in 1934, Dioguardi was executive secretary of the Allied Truckmen's Mutual Association, an employer association, and represented the employers during a strike by 1,150 Teamsters in September 1934.