Thanks for the replies guys. Clears it up nicely.
As for the people (or person) saying "if you are asking the question you must have considered it" you clearly have no curiosity and no willingness to question the world we live in. I have also researched if "jumping into water from 50 foot will...
So following could get you in trouble? Lets say you are just following without a camera I suppose that's a bid dodgy in itself (is following someone an offence?). Throw a camera into the mix there must be grounds for arrest.
A quick question for the knowledgeable people of NSC.
Could I (hypothetically speaking, i'm not going to do this) follow a policeman on the beat with a camcorder just to wind them up?
I was doing some research and have so far come to the conclusion they may confiscate the camera under grounds...