SOPs Beneficial or Tangential in Decision Making?

Based upon the article, The Role of Experience in Prioritizing Adherence to SOPs in Police Agencies by LaFrance and Day, do you think that a criminal justice professionals experience should guide their discretionary decision-making? Or, should they adhere strictly to the policies and standard operating procedures as written by their agency?
Give an example when discretion might be used as you explain your answer. Also, make sure you support your position with citations and references to literature.
Your initial post must be at least 200250 words  reference and citations.