Do the policies permit or prohibit pursuits

Find three big-city police departments that have their SOP manuals on the Web.

Compare their use of force policies. Are there significant differences among the three departments? Are some more detailed than others?

Compare their high-speed vehicle pursuit policies. Are some more restrictive than others? Do the policies permit or prohibit pursuits of people suspected of traffic violations (as opposed to violent or property crimes)?

Compare their domestic violence policies. Do any of them mandate arrest in certain situations? What kinds of situations? Do any of the departments not have a policy on arrests in domestic violence incidents?