Add Yahoo as a preferred source to see more of our stories on Google. A woman offers a sample at a Costco store - Tim Boyle/Getty Images If the best things in life are free, then a trip to Costco can ...

This article may contain affiliate links that Yahoo and/or the publisher may receive a commission from if you buy a product or service through those links. The best surprise in a grocery shopping ...

One of the best parts about shopping at Costco is the free samples. The wholesaler offers them in its frozen food section, bakery, prepared foods section and pantry snacks area. Workers affiliated ...