Next time you head to Costco, make sure you have your plastic or digital membership card – and a matching ID. The members-only warehouse retailer is really starting to crack down on non-members.

The logo for US technology company and search engine Google is displayed on screens in London on February 11, 2016. Britain's tax agency announced last month that Google would pay a £130 million (166 ...

Costco’s business model is markedly different from that of most retailers. Any consumer can walk in the door at Walmart, Target or a traditional supermarket without having to flash or scan a ...

Although Costco brings to mind large families and bulk buys, there are plenty of households of one and two out there who save ...

Costco's membership policy hasn't changed, but shoppers at the wholesale club may have noticed lately that the frequency with which it's enforced seems to have increased. That's because employees at ...