2. All seams and edges must be as thin and smooth as they can be made, without weakening the garment. 3. All edges must have good shape with accurate corners and curves. 4. Facing edges, whether beneath a neckline or collar, must be hidden from view.

10. Whether the cover plates are easily removable and all parts readily accessible for oiling and cleaning. Make sure that you are supplied with an illustrated instruction manual giving directions for operation and care of the machine.