Avis - Be mobile with the Avis BlackBerry app. The Avis BlackBerry app enables you to book your rental car at any of our 5,000 locations across 114 countries - all this packed into a few easy steps. Book your rental car with your BlackBerry and use the smart search feature to find your nearest office, or use the Google map function which will give you detailed directions to our location. - Browse and book on all Avis offices worldwide - Get more information on opening hours, find out the available vehicles and pricing options - View or cancel a reservation - Specify the nearest Avis office with a map and full address. To make it easier for regular users, Avis BlackBerry app automatically saves the booking information from the first booking making your future bookings even quicker.