I screwed up!! Advice please?

And there you have it. That's proof positive he knew what the car was when he sold it. Any person with half *** integrity that really didn't know, would have offered "something" to try to make it right. "I JUST BET" the rust you found "AIN'T ALL". I sure am sorry.
You may be right. I know I certainly would, and would be all apologies and go above and beyond to make it right. I know there’s a few other issues, but nothing Else structural…So far!