Everyone has their quirks. Here's why Costco's milk containers are so unusually shaped—and why it's actually a good thing.

It's not just Amazon that may be the margin killer - it could be simple cardboard. There is a large corrugated cardboard shortage in Asia.

A Costco shopper has gone viral after sharing a shocking theory about why you should never bring cardboard boxes inside.

‘Unless you want an infestation.’ – Costco Customer Warns To Take Items Out of Their Cardboard Boxes Before You Bring Them in Your Home Story by Matthew Gilligan • 2mo ...

Within the super-sized world of a Costco wholesale warehouse, you're likely to find some tiny products displayed in jumbo packaging — like, surprisingly big.

Sheets designed to look like cardboard and pavement--with the proceeds going to a homeless charity.