In an effort to crack down on shared memberships and prevent nonmembers from sneaking in, Costco is installing card scanners at the entrances of its warehouses, the company announced on its website.

Costco is cracking down on nonmembers entering its warehouses. The big-box retailer is installing card scanners at store entrances nationwide, several of which were spotted recently around Southern ...

Costco shoppers may encounter membership card scanners at the doors to the warehouse retailer during an upcoming trip. The company says on its customer service website that scanners "will be used at ...

Costco is cracking down on nonmembers entering its warehouses. The big-box retailer is installing card scanners at store entrances nationwide, several of which were spotted recently around Southern ...