Sentence:  <WSD>Cooping</WSD>-prone areas are those locations where officers tend to engage in non-police activities that interrupt patrols in an unauthorized manner. A variety of such locations can be surmised, such as spending time at home or other locations not in the officer's area of responsibility while on duty. The department provided the example of officers parking in desolate areas to sleep. 
Meaning of the word marked with <WSD> tags:  Of a police officer: to sleep or relax while on duty. (from 1960s.)