*Offer valid on the purchase of men s, women s and kids Formula for Fall styles in J.Crew stores and at jcrew.com from September 13, 2013, 12:01am ET through September 15, 2013, 11:59pm ET. Online offer applies only to items listed in the Formula for Fall assortment at jcrew.com. In-store offer valid only on sweaters, shirts, pants and accessories advertised as 25% off. Offer not valid in the 769 Madison Avenue store, Ludlow Shops, at jcrewfactory.com …

You want to make sure that the body is tapered down to the hip; that will prevent the extra muffin-top fabric that spills outside of your waistband when you try to tuck in your shirt, like the guy in this photo. Your dress shirt will be longer than your sport shirts, since dress shirts are meant to be tucked in, while sport shirts are designed so you can wear them untucked. We covered the differences more thoroughly in this Back to Basics article …

There is a broad range of shirt fits. You may be experiencing this seemingly universal fullness because you are buying shirts made for the American market (although they are probably made by hardworking Third Worlders), and a majority of Americans are overweight. In addition, American traditionalists have long sported a baggy aesthetic. The Ivy League look was based on the sack suit, with no waist suppression, and the shirts worn with this suit are …