sentences:  RhACR tactics came to revolve around mobility, speed, and swift aggression.Although maligned by age and further deteriorating as a result of hard use and the difficulty in obtaining spares from the United Kingdom, Ferrets continued to be employed for counter-insurgency operations and protective duties.Equipped with a single heavy machine gun, Browning medium machine guns, or a 20mm Hispano-Suiza HS.820 anti-aircraft gun, they were retrofitted with new motors and larger fuel tanks.