A lot of people want exchange their old AT&T iPhones for the new Verizon models.
Now, major retailers, such as Target and RadioShack, are buying back products from customers in-store and offering credit toward purchase of new products. The retailers are working with a handful of websites that hunt for used gadgets, including NextWorth, Gazelle and CExchange.
And there are dozens of other sites looking to snap up old gear, such as cashforiphones.com or buymytronics.com — along with the standard options of eBay and Craigs List.
(READ more in USA Today)