Avis Rent A Car System is one of the world's leading car rental brands. The company operates more than 2,000 locations in the United States, Canada, Australia, New Zealand and the Latin American. It was named one of the leading car rental companies in the 2007 Brand Keys Customer Loyalty Index. Founded in 1946 by Warren Avis, Avis Rent A Car System serves business and leisure customers. The company s fleet includes approximately 215,000 vehicles of various makes, such as General Motors, Cadillac, Hummer, Lincoln and Chrysler. Its Avis Cares program offers region-specific safety information, vehicle operating guides and daily WeatherFax updates to drivers. With a presence in Tucson, Ariz., Avis Rent A Car System has partnerships with Upromise and Sears. The company is a wholly owned subsidiary of Avis Budget Group.