Costco is taking some of the guesswork out of shoppers' warehouse trips. The wholesale club has been quietly rolling out a new product availability feature on its mobile app and website in recent ...

then I have good news: The Costco mobile app is so much better. I'm not the only one who thinks so, either. It has 4.8 and 4.7 stars in the Apple and Android stores, respectively, which is about ...

Costco has been quietly rolling out a new product availability feature on its app and website. Available in select markets, the tool lets shoppers know if a product is in-stock at a warehouse.