This is the old eBay shipping trick. Ebay charged vendors a percentage of the product sale price, but nothing on shipping. So I'd often buy posters for $0.99 wi

This is the old eBay shipping trick. Ebay charged vendors a percentage of the product sale price, but nothing on shipping. So I'd often buy posters for $0.99 with $14.99 shipping (US Media Mail shipping was a lot lower than that).