Fashion Week is like a party for your eyes, with inspiration coming from every direction. The street! The catwalk! Your Instagram feed! This is your latest tip, highlighting the coolest styling trick destined to work its way into your wardrobe.

Who: Olivia Palermo, en route to the Marchesa show at New York Fashion Week.

Style tip: Multiply your trusty check shirt's cool cred by using it as a layering tool. Casual checks mash things up when they're peeping out from under a smart two-piece skirt suit. Show off your plaid to the max with an all-important sleeve roll.