There are literally Millions in unpaid contractor invoices for the TRUMP HOTEL IN DC
IN Atlantic City, he has unpaid invoices decades old for Pianos in his casino
Trump flat out told him he should be happy he had a chance to work with him
A simple google search will show dozens of cases on Real Estate deals where trump has not paid invoices to contractors.
At first, people always fall for scam artists. BUT eventually, it catches up.