There may be Autographs available on auction sites like Ebay or from space-memorabilia sites like Novaspace.
Yes he has a autograph to sell.
-$1
A Robbie Gould autograph would sell for 1 dollar for every point that he has scored in the NFL, true story. I read about it... IN A BOOK!
eBay is a great place to sell Jordan cards.
1600
I'd try eBay or Craigslist.
Ebay.com
Information available on the internet suggests that if the owner of a certificate of authenticity for an autograph was to sell a famous autograph then it would fetch far more if sold with a certificate of authenticity than an autograph that was sold without one.
Only if you have written permission by the person who's autograph you are trying to sell. Otherwise it can be deemed as fraud or a type of theft of one's property without due reimbursement.
As much as you care. Sorry to say. Unless you have a gold inlaid autograph, it will cost you more to sell it then you will get back.
If it is an early, original, auotgraph: a lot of $!
sell it at a garage sell or throw it in the trash