The result: more checks and warning signs posted. Your membership card must have a photo (or you will need a photo ID) Check Costco's membership rules and you'll see that you're required to have a ...

Costco membership can offer great value for families looking to buy in bulk. But if you ever decide that paying to shop at the warehouse is no longer worthwhile, you may have to jump through a few ...

To get the Business Membership, you'll need to provide identification such as a business license, resale certificate or three pieces of business ID. While many think of Costco as a place to save ...