Setup
From UnityCar Wiki
This class is used to load and save vehicle configuration in an external file. Parameters:
- File Path complete path (starting from Assets folder) of the file to be used. If the file doesn't exist, it will be created. if Use Persistent Data Path parameter is checked, only the filename without path.
- Use Persistent Data Path if checked, persistent data path (http://docs.unity3d.com/Documentation/ScriptReference/ApplicationpersistentDataPath.html) will be used. In this case File Path parameter must contain only the filename without path.