For years, many Costco shoppers quietly bent the rules—sharing membership cards with family, letting non-members tag along to checkout, or simply flashing a photo of the card on their phone. Now, that ...

As of today, a Costco membership costs either $65 or $130 annually, depending on the membership level. While it's not a fortune, it's not nothing, and sharing a membership with someone else may seem ...

Costco is tightening the way shoppers get in and out of its warehouses, and the change is more than a small tweak at the door. The retailer is leaning hard into membership verification and receipt ...