How to make a oUT door wall
Need more info to what you are asking.
Hi Linda, here's how to frame in a wall and a door: https://www.diynetwork.com/how-to/rooms-and-spaces/doors-and-windows/how-to-frame-a-wall-and-door
Not sure what you mean by an oUT door wall. Are you asking how to make a door that leads outside?
If it is a retaining wall, you will need to dig out and add drain pipes, then back fill with gravel before adding dirt.
It will depend on what you want to build it out of.