• If you did jump the red light and they saw you, they would think that you were a right tit and probably take it further. If you didn't, just calmly point it out to them. NEVER use the last sentence. They know that; you know that.

    True, i don't think i'd ever use that sentence, i've always found the "Yes sir no sir three bags full sir" approach works best. It was more of a hypothetical situation, because you're not actually given a chance to defend yourself in these instances.
    It seems the met are getting more and more like this guy,

About