When you see a cop on the sidewalk, you can force previous him like any other pedestrian when going for walks. You can then listen to all the ridiculous points he has to say. In Sam & Max Hit the Road, If you try out to get the most important characters to go upstairs in their workplace developing, they will say they you should not go upstairs, "not considering that the accident". Get in a law enforcement automobile, and change on the sirens.