Exactly!! That's what I thought too.
He knew that if went to court, he'd have to give it up anyways. I had a very good case as my letter spelled out. Plus, honestly, I just wanted him to show me the reciepts for the work and I would have gladly paid that. But he didn't have them, showing that he made up the numbers off the top of his head.
Plus the money is really useful right now!