You will learn:
- the interface
- the workflow
- little tips and tricks to save some time
- texturing skin
- building your own library of materials withing substance painter

And after we learned the basics and feel a bit more comfortable in substance painter we will learn more about the WHY instead of just the HOW.
So that you know what you should think about in certain models, what materials make logical sense and so on to give you texturing a feel of reality ( or fantasy if that's what you are after :) ) and train yourself right from the get-go to have the right mindset when starting to texture.