How to get this information, read here.
If you would like to apply for a paid or restricted service, fill out the online form. This form appears if you, as a registered user, click on the lock symbol with the envelope next to the corresponding title. This will reach the correct contact person.
For questions and problems that affect 'the use or handling of GeoPortal.rlp' , you can
you can read the most frequently asked questions in FAQ in the wiki of the GeoPortal.rlp or