List and describe the commonly recognized functions of patrol. This paper must be a minimum of 3 pages, this paper must be APA and three legitimate references to must be cited in this paper. Legitimate means absolutely no news, no social media, no dictionary, no encyclopedia, no blogs, and nothing that is an opinion; rather, a legitimate source has either gone through the peer review process of an academic journal, an editorial process of a trade journal or is a government statistic such as UCR information. The textbook must also be used for thi paper and does not count as one of the three sources