To add an extra driver to your Yoma Car Share profile, you can follow these steps:

1. Log in to your Yoma Car Share account on the website or you can download the Yoma Car Share Driver mobile app.
2. Navigate to your membership acoount profile section.
3. Choose the option to add extra driver.
4. Provide all the required details of the additional driver as prompted.
5. Follow the instructions displayed on the screen to complete the process.