damn right i once went to collect from a bloke had called couple of days before and thought someone was in even tho no one answers any way this time ring bell no reply but i can see tv on in front room but no lights on so this time knock loudly still no answer look in front room window and just as i do the screen on the telly goes blue (sky tv ) and i can now see reflection of man on floor at end of sofa : : sad really but there you go takes all sorts