Actually buy.com's return policy is pretty good
Orders Shipped by Buy.com
Buy.com will always provide shipping labels to return items at no cost to you if you item you receive is:
• The Wrong Item
• Damaged in Transit
If you believe that your item should be returned to us at no cost to you and you are unable to receive a shipping label when processing your return merchandise authorization online, please contact us and we will be glad to review the issue with you.
If you return an item using a shipping label provided by Buy.com and your item does not meet the conditions required to receive free return shipping, you may be issued a refund for your return minus the cost of the shipping label. If a replacement was requested in a case like this, a refund may be issued instead to accommodate this charge.