11 insider facts about shopping at Costco only employees know

• Costco deals aren't too hard to find.

• But there are a few less-than-obvious hacks and tips to apply if you ever spring for a membership.

• From watching the price tags to shopping on Mondays, here's a look at some insider tips from employees that you should know if you're going to shop at Costco.

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Costco deals are easy to come by.

The retail chain is famous for having just about everything. Certainly, some of its offerings stretch beyond what you'd expect from a big box store. Costco sells cars, vacations, food kits for the apocalypse, cheap food in its food courts, and even caskets.

Given the breadth of Costco's selections, it pays to come in armed with as much information as you can get. That way, you can keep an eye out for the best possible deals and shopping strategies the next time you visit your local Costco.

Costco employees tend to have the most insider knowledge, like how you can shop without a membership, how to avoid annoying them, and how to know when buying in bulk isn't worth it.

Here's a look at some tips that only Costco employees and seasoned shoppers know about: