Very Rare! Made of Unobtainium! 3 were made and I own 4! Sale ads

Maybe get Carroll Shelby to sign that $5 bill!
He'll sign everything.
Then charge $200 for it and make up a story like....i don't know, say, that's the change when you paid cash for one of his cobras he sold you back in the '60's.
Yeah, that's it!