this is a discussion post
Discuss and describe four of the Intelligence Disciplines (INT).  Which of the disciplines do you view as the most important for law enforcement and why? (you can choose which discipline is most important, i dont have an opinion, you can choose your own).

kindly cite the book:  Ratcliffe, J. (2016). Intelligence-Led Policing, 2nd Edition. New York, NY: Routledge. ISBN-13: 978-1138859012