Fitting side bust darts properly is one of the best ways to achieve a fit that improves the look and feel of blouses, shirts, dresses, and jackets. Shaping fabric exactly where your body needs it takes care of two problems: It eliminates tightness through the entire upper bodice and removes excess fabric and awkward drag lines, so your garment gives you a sleeker silhouette. The focus here is on fuller busts, but women of all bust shapes and sizes will find some of the tips from this article from Threads #187 (October/November 2016) helpful to produce a smooth fit through the bust area.