Coat with Flared Back 2 styles [how to draft coat, sleeve and collar – part 1] coat features 4-piece flared back, 2-piece sleeve, convertible collar, and patch pocket with flap. Draft of coat [style 1] 1) using the coat foundation as a guide, mark shoulder dart on front; then slash and spread, forming straight center front line as shown in diagram 2. 2) deepen armhole and front of neck, 1/2". divide back into 2 parts, drawing a line parallel to center back line, measuring from top of slash to bottom.3) Draft . . .