Costco does allow non members to purchase certain items online — if you can add it to your cart, youre good to go. That said, shoppers without a membership should know they have a couple of options if they want access to more online selections or to shop at one of the company warehouses. There are certain situations where you can also buy specific goods or services through a warehouse, but one of the best ways to shop without a membership is through a Costco Shop Card. Just like knowing the...
