USE OF HELICOPTERS BY POLICE FOR PREVENTIVE PATROL AND OTHER FUNCTIONS THAT CAN BENEFIT FROM INCREASED SPEED AND MOBILITY WILL ALMOST CERTAINLY INCREASE DURING THE NEXT FEW YEARS. THE HELICOPTER OFFERS MANY ADVANTAGES OVER GROUND TRANSPORTATION, BUT ITS USE MUST BE CAREFULLY CONTROLLED AND COORDINATED WITH GROUND UNITS IN ORDER TO OBTAIN MAXIMUM BENEFIT FROM THIS NEW TOOL. COOPERATION AND COORDINATION BETWEEN AIR AND GROUND UNITS IS ESSENTIAL FOR SUCCESSFUL HELICOPTER APPLICATIONS BY POLICE. (AUTHOR ABSTRACT)