dink If you would post any info you have about this deal it might be possble to find something on him.
What they were for.( Make and model of car)
Where you sent $$ to. (City)
Anything you can remember about the ad.
It may be possible to google the information you provide and find something.
If you have the receipt from the PO you bought the MO from they may be able to find some info for you. Long shot but worth a try