They say everyday is a school day, right? Well, here’s a lesson in how to make summer dresses earn their keep all the way through September’s working weeks. Do as Pandora Sykes does and layer a cool cardi over your cotton dress. Her fashion-ed tricks? Keep layers in check with a skinny belt and pair with a new-season boxy bag and fierce closed-toe mini-heels for a chic trainer-free commute.