If you've traveled anywhere with your significant other, there's a good chance you've run into some luggage-related stress along the way.

Maybe you over-packed your one checked bag and had to scramble at the counter to stuff the extra weight into your carry-on. ("Did you really need to pack five pairs of shoes?")

If you want to fight less on your next trip, the key is to pack less. It's a simple concept, but is easier said than done.

"You need less than you think," Kit Dillon, an editor at Wirecutter, the New York Times company that reviews products, said. "Your bag is lighter, you aren't as preoccupied with keeping track of everything, and it's easier to simply enjoy the present moment."

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