Costco Shop Cards can be used by members and non-members alike to shop at the warehouse club's stores and online.

If you’re new to the world of points and miles, you may be wondering what American Express Membership Rewards® points are. Also known as Amex points or even “MR points” in casual conversation, these ...

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We've all been there: You arrive at Costco, prepared to shop, only to realize you forgot your membership card. Assuming you're a member, you can still enter the warehouse and purchase goods. However, ...

The family-favorite retailer is changing the way it verifies membership. Have you been using a friend’s Costco membership card to get two-liter jugs of olive oil, pallets of toilet paper, or ...