Answer:

onpatrol

Answer	Crossword Clue
ONPATROL	Prowling in one's prowl car
ONPATROL	Making the rounds
ONPATROL	Policing the area

ONPATROL	Doing rounds, as a security guard
ONPATROL	Doing rounds
ONPATROL	Making the rounds, as an officer
ONPATROL	Keeping the beat?
ONPATROL	Working, as police
ONPATROL	Serving and protecting
ONPATROL	Keeping the beat
ONPATROL	Like some cops at work

ONPATROL	Doing recon
ONPATROL	Guarding mobilely
ONPATROL	Like a beat cop
ONPATROL	Like some police
ONPATROL	Checking one's territory
ONPATROL	Like the Coast Guard
ONPATROL	Looking for trouble?
ONPATROL	Cruising the beat

ONPATROL	Policing an area
ONPATROL	Following the beat?