Setting up Monitor Arms from Scratch. Zero Knowledge!

This video explains about setting up two monitor arms on the desk. One is to fix the monitor and other one is fixed with a bracket that can hold a laptop, which is to save space. The specialty of this video is unlike showing the essential part. I have included at the thinking process as well, so rather than blindly learning what to do if you can logically think on what you were doing, that would help you to further enhance your decision making process.