Tips or advise on how to give myself a footjob. I've been

Don't do it.

I've done it and it was never enough. I thought of ways to cut off the blood flow to my feet, so they'd go numb and it would feel like someone else. It really drives your brain to crazy places.

I cannot explain to you the amount of shame that I felt the first time I came on my own soles. I felt like I just fucked my dog. I've also taken pictures of my feet, with my hairy legs obscured by either denim jeans or my shirt pulled down and then jerked off to them.

Don't make the same mistakes I did. I have to live with my perversion for the rest of my life. Unless you're into that kinda shit, in which case, you are truly lost.