How to get a $20 bonus when you join Costco
TL;DR: A $65 1-year Costco Gold Star Membership now comes with a $20 Digital Costco Shop Card. Don't have a Costco Gold Star ...
Can You Add Another Shopper to Your Costco Membership? Here’s What to Know
Read this before lending someone your Costco card. Here's what you need to know to make sure your membership isn't revoked.