Lifted from another forum from another forum…
Not very good 9 out of 19. 
15/19… comes from living in a county full of cameras 
13 
15/19 yet I still have 6pts for speeding but in a car which always amuses me
17/19 not bad for an olden
saw one once on the A41, sue didn’t belive me there was one there.
Ian
15/19 not as good as i had hoped.
Yet aother reason to have a flip up plate 