While many grocers require customers to use an app — either a standalone one or through the retailer app — to utilize scan-and-go programs, Instacart’s offering ...

Costco regulars know that the worst part of shopping the warehouse retailer is getting out of it. Customers pushing piled-high carts mob the front of the stores, waiting more or less patiently to get ...

Costco is finally rolling out the kind of phone-based self checkout that warehouse rivals have used for years, putting its ...