You can sell them to a friend, on Ebay, on Craigslist, on Amazon, or at a Pawn shop.
YOU CAN SELL THEM ON EBAY OR AMAZON OR AT SCHOOL WITH ALL YOUR LITTLE BUDDIES
You can sell hockey cards online. There are website such as eBay, Amazon, and Craigslist.
You should sell baseball cards or Yugioh cards on Ebay.
Amazon gift cards can be purchased through major distributing companies that sell them. Some of these retailers include Walmart, CVS, Walgreens and Target.
www.Ebay.com www.criglist.com and Amazon
I dont really know.
Yes, they also sell microsoft points. And itunes. And amazon cards.