Here is a YouTube computer tutorial about DWM is So Easy Even a Caveman Could Do It, and is part of a growing collection of videos I have found which should be useful to you for watching Luke Smith deliver a screencast about the Dynamic Window Manager DWM. There are thousands of YouTube computer tutorials out there, but this is a good one when you need watching Luke Smith deliver a screencast about the Dynamic Window Manager DWM.
This tutorial, "DWM is So Easy Even a Caveman Could Do It" is a free tutorial you can watch, which will help you understand how to get better performance, usability, and an overall better experience using your laptop or desktop computer.