Costco is tightening the gates around its famous bulk bargains, and the most visible flashpoint is self-checkout. What used ...

In June, Costco showed it meant business when news of a card-sharing crackdown made headlines. Nationwide, members had to show their cards when entering and at the check-out. When leaving, shoppers ...

Costco is reshaping one of the most sensitive parts of the warehouse experience: the moment you pay. Self-checkout, once a ...