Sam's Club is offering annual memberships for just $20 a year. Here's what you need to know to get the big discount.

Sam's Club offers great deals on everything from technology to home goods, and a membership with the warehouse club can really enhance your shopping experience. A standard membership will run you $50 a year and will get you some pretty great perks.

Whether you’re looking to stock up on summer entertaining essentials, keep your wardrobe looking fresh for the new season or fill your pantry with crowd-pleasing favorites, you know where to look.