A good bit of research can be had at Salvage Rebuilds UK YouTube channel. These 2 guys, it used to be their job, but they make more money from the Youtube channel than actually working.
Your looking at the wrong people for backyard beginners!
I disagree, they do show what equipment and skills you need to tackle a rebuild.
It should scare off the wannabe guys who want to have a go.
Still the same rules apply, you not gonna get a car cheap with an easy fix.
What would help if you got a good painter, as its paint cost that writes many cars off.