What are some alternatives?
eBay - Buy and sell electronics, cars, fashion apparel, collectibles, sporting goods, digital cameras, baby items, coupons, and everything else on eBay, the world's online marketplace
Etsy - Buy and sell handmade or vintage items, art and supplies on Etsy, the worlds most vibrant handmade...
AbeBooks - AbeBooks has millions of new & used books, rare books and out of print books.
Needora - Get what you need, sell what you don't.
Openbazaar - A free online marketplace to buy and sell goods / services using Bitcoin. OpenBazaar is a peer-to-peer ecommerce platform with no fees or restrictions.
Half.com - Sell your books, music, movies and games in easy steps. No listing charges