Costco Tips and Tricks
Shop at Costco long enough and you become a wise, battle-worn warehouse warrior — someone who knows exactly when and how to plan a trip through the cluttered maze of bulk goods. On Reddit, Costco's savviest veterans have shared their "unwritten rules" and "no. 1" shopping tips, passing along their insights to other members, new and old. Not already a Costco member? You can apply here.