NEW YORK -- Bad news if you're mooching off of someone else's Costco membership: The retail giant is cracking down. When you enter Costco, you need to show your membership card to an employee to shop.

Will Costco become the strictest members-only club ever? The big box retailer has announced plans to check membership cards as shoppers enter the store in the coming months. The wholesaler will place ...

Add Yahoo as a preferred source to see more of our stories on Google. Costco has officially begun rolling out new membership scanners at various locations as the wholesale retailer continues to crack ...

Is it possible to get through a TSA checkpoint with only your Costco membership card for identification? Well, it's a bit ...

The Planet Fitness Black Card Membership offers a range of benefits that might make it appealing to many gym-goers. However, ...