10 Ways to Save Big at Warehouse Clubs

There are great deals to be had at Costco, Sam's Club, and BJ's, but you still have to keep a close eye on the bottom line. Use these tips to make sure you're saving (and not losing) money when shopping at big-box stores.

By Jonna Gallo Weppler

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Courtesy of Costco Wholesale

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Avoid the middle aisles.

Just as in a traditional supermarket, the best buys are around the perimeter. For instance, organic milk, eggs, and sliced bread are often substantially cheaper at a club store. The center section is where random impulse buys lurk, like pajamas, toys, and books.

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