Sunnydays, just practice the focus until you have it like he is worshiping you. Bc once he is like that he is basically asking what's next. After you have it them you can apply to your left or right side (which ever side you are walking your dog on) once the same look is applied then you are off on your focus heeling walk ..
I only posted those videos bc it shows the basic on how to get your focus. I wish I could apply more video and training advice but unfortunately it can not happy on this site.
Once you get the prong let me know as ill explain to you how to properly put it on and use it. Might want to just PM me.
It is awesome you know some basics of his life and yes sounds like a few holes but all can be worked on so let's get started