Just before christmas 2013 I got a parking charge notice put on my windscreen
after parking in an allocated parking space for a small industrial unit that was unoccupied (To Let signs up, chained up doors).
The site was approximately 15 small adjoined units built around a car park with about 50 spaces, each unit having a number of allocated spots.
I believed that as the unit was not in use, nobody would even notice, let alone care if I parked there for 10 minutes.
The space was not directly outside the unit and I was not blocking any access.
The car park was on