O lordy, questions!
No. Well, I don't think so anyway. It's a Thunderbird body, so the raised lumps is full length, it should behave like a normal flat top body in that respect.
Somewhere between 5 and 10mm from a rough placement. I will look at whether I can just trim the neck heel, but I suspect that it will end up with it being waisted and look a bit $hit. We shall see,
Depends, if it ends up with a feature stripe then clear oil, if not, then I may have a crack at a paint finish, but probably oil as I've not had a great experience with rattle cans.
No scratchplate, the rear control cavity is big enough (he says whilst crossing his fingers).