What happens to the stuff you return to stores?

Typically about 8% of items purchased at a store will be returned; for ecommerce sites, that can be as much as 25% to 40%. And all the stuff that stores cannot easily resell will wind up in the secondary market, where one company’s trash can become other people’s treasure. Rita Braver visits liquidators who process and resell goods that are just as good as new, or even newer. Source