Today Parkmobile released version 1.2 of the Parkmobile BlackBerry App. In this version it is possible to easily change your VRN by following the next steps:

1.    Go to the account tab.
2.    Click on vehicles, a new screen will open.
3.    Click on a VRN to change it.
4.    Enter the desired VRN.
5.    Now you can start your parking action in the specific zone.

You can download the latest version of the Parkmobile BlackBerry App in the App World.