If you have questions about the installation, configuration or use of VPL, you can read the documentation in this site or search at the official VPL forum at Moodle or read the tutorials of the Professor Dominique Thiebaut.
If still you have some question, please use the official forum at the Moodle site.
For other consults, contact with the main author: Juan Carlos Rodríguez-del-Pino.