One of the best parts about shopping at Costco is the free samples, but there are certain rules that shoppers have to follow to get those tasty morsels

Shopping at Costco can be a huge money-saver, thanks to the store's fantastic prices on bulk grocery items and household essentials. But if you're not careful, shopping at Costco can also be a huge budget buster.

Offering free samples is one way that Costco introduces its members to products they might not otherwise purchase. It’s a delicious perk many look forward to during their shopping trips. I’ve seen more than a few faux pas over the years.