This application would be designed for drivers who are interested in earning extra money while they are on the road, and would provide them with a way to sign up for campaigns and earn rewards for their participation.

The application would work by allowing drivers to opt in to various advertising campaigns, which would be targeted to their specific demographic or geographic location.

Once a driver has signed up for a campaign, they would be provided with a decal or other form of advertisement to display on their vehicle. This could be anything from a simple logo or message The advertisement would be designed to be eye-catching and memorable, and would be targeted to the specific audience that the campaign is aimed at.