However, we thought it might be interesting to take a closer look at whether sharing equals saving money. Let's say you shop in-store with your best friend's Costco card. Sure, you have access to ...

Puskar AP “Sharing is caring,” as the old saying ... Going forward, members will be asked to flash their membership card when using the self-service checkout lanes, Costco said.

When customers walk in to shop at Costco Wholesale, they flash a membership card to an employee who typically gives a smile and a nod before they can glide their XL cart into the big box retailer.