To be eligible to participate in this study, you must:

-        be between 20 and 70 years of age;

-        hold a full (unrestricted) NSW or VIC driver’s licence;

-        be the registered owner or have permission from the registered owner of the vehicle you intend to drive;

-        reside in Sydney, regional NSW, Melbourne, or regional Victoria;

-        drive a sedan, coupe, hatchback, station wagon or four-wheel drive/SUV;

-        drive at least 10 trips per week;

-        have no intention to sell your vehicle during the study period.