Preparation Always make sure that the surface to be stenciled is clean and properly prepared with no flaking paint. If you need to mark a straight line, do this first with a piece of chalk, pencil is very difficult to remove without damaging the paint or the stencil. Masking tape is often used to attach a stencil, however, if you have ever tried using a Repositionable Contact Spray Adhesive you will never go back to masking tape. When stenciling a continuous border around a room, start at the corner opposite the door and work out from there. When working on walls, you can position the stencil right under the ceiling molding, at picture rail height 2.2m (7ft4in), dado (chair) rail...