Time limit: Almost every purchase made throughout November and December can be returned through January 15, 2015.
Fees: Shoppers foot the bill on the shipping cost of returns, but most online purchases can be brought back to stores.
Exceptions: Items purchased with a third-party contract (like Mobile Phone carrier contracts and DirecTV) and Geek Squad Protection service plans cannot be returned. A 15 percent restocking fee applies to opened notebook computers, projectors, camcorders, digital cameras, radar detectors, GPS navigation and in-car video systems. A 25 percent restocking fee applies on special order products, like appliances.