We’re building out the walls of our modern work shed. We’ll start with the back wall since it’s the easiest one to do. From there, the side walls incorporate a window for each one. We learn how to make a window header and build up that area. Lastly is the front wall. This one is a little more complex, but if you take it step by step, you can easily do this. The article listed below is what I used for making my walls step by step.