The term 'Enterprise Rival' refers to three companies that compete with Enterprise Rent-A-Car, a car rental company. These companies are ALAMO, Avis, and Hertz. ALAMO is a car rental company owned by Enterprise Holdings, Inc., the largest car rental company in the world. Avis is a car rental company owned by Avis Budget Group, Inc., which operates in more than 180 countries. Hertz is a car rental company owned by Hertz Global Holdings, Inc., which operates in more than 150 countries. All three companies offer competitive rates and services to customers looking for car rentals.