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
Because warehouse clubs have generous return policies, their store brands are generally high-quality and offer the greatest savings on everything from food to beauty products. The brands are Kirkland at Costco, Berkley & Jensen at BJ's, and Member's Mark at Sam's Club.