i would break it for parts and get another i just picked up a 200tdi for £200 and went tho the mot with just a track rod end no rust.
with the exception of the metal work, that lot will be chopped up & Scrapped.
:hysterically_laughi
You could sell it to a company like waxoil or the likes to show what can happen should you not treat the car, then get a new one with the cash!
WIN WIN!
kinell pikey,thought you,d bought yer old mota back wen i seen tha