Apart from that specified for navigation data, the user is free to provide personal data contained in the application forms or otherwise indicate to the company in contacts with the office to request the sending of informative material or other communications. Their absence can make it impossible to fulfill the request.
It must be remembered that in some cases (not the routine management of this site) the Control Authority may request information under Article. 157 Leg. No 196: June 2003, for the purpose of monitoring the processing of personal data. In these cases the answer is a mandatory penalty of a fine.