These secure parks are a joke, Wolverhampton BP, Night-Howl raised its prices to provide security fencing and stop public access. Maybe the bloke on the barrier was a pimp!
Within seconds of parking up there was a tap on the door, persistance isnt the word, they would just keep knocking till you open the door, or pour the contents of your yellow coke bottle over them 
Do they have Male prostitutes for the Lady truckers? 