Extorting money from contractors
Extorting money from union workers to work or
Get overtime or any coveted position
Steer contracts to companies they own
Jks ventures and the other difronzo company employ teamsters
This is how they have always made money

A March 1986 raid on DiBernardo's office seized alleged "child pornography and financial records." As "a result of the Postal Inspectors seizures [a federal prosecutor] is attempting to indict DiBernardo on child pornography violations" according to an FBI memo dated May 20, 1986.
Thousands of pages of FBI Files that document his involvement in Child Porn
https://www.muckrock.com/foi/united-states-of-america-10/star-distributors-ltd-46454/
https://www.upi.com/Archives/1981/0...s-Miporn-investigation-of/7758361252800/
https://www.courtlistener.com/opinion/1526052/united-states-v-dibernardo/