We knew shopping with kids isn't recommended if you want to spend less ("But Mom, I neeeeed these cocoa-fruity-yogurt-cereal-cupcake bars!"), but we didn't realize that bringing a man along also meant we'd likely wind up with a bunch of things we didn't set out to buy. Davidson has done research that has shown men are less strategic when shopping and tend to throw more impulse buys into their baskets. (Additionally, this eye-opening article reveals that 60 percent of purchases are unplanned
—regardless of the shopper's gender.) If you do have to bring your kids, give them a job—Saving.com's Trenum lets them push the shopping cart—to distract them.