Offer: Rent for 5 days or more in Australia and receive a double car upgrade on selected cars. Car subject to availability. Promo code reference is UPPA129.

Rental periods: Offer valid for rentals that commence by 31 August 2013.

Eligible Car Types: Offer applies to Economy, Compact, Intermediate and Standard cars.

Minimum driver age: Drivers aged 21-25 years must pay a surcharge of $28.46 per day which includes an Administration Fee and GST. Drivers under 25 can only rent car groups Economy - Standard 4 door automatic. Subject to the terms and conditions of the Avis Rental Agreement at the time of rental.

Available locations: Australian

Other important information: Offer cannot be used in conjunction with any other offer, coupon or promotion. Offer available at corporate and participating licensee locations in Australia. Cars subject to availability.

Qantas Frequent Flyer Points: You must be a member of the Qantas Frequent Flyer program to earn points. Join online now. A joining fee may apply. Membership and points are subject to the terms and conditions of the Qantas Frequent Flyer program. To earn points for car hire, Qantas Frequent Flyers must provide their membership number when booking online to the chosen car partner. Points are not awarded on package tour, government, travel industry and some corporate rates.