diff --git a/user_manual/pim/contacts.rst b/user_manual/pim/contacts.rst
index aadec7d55..ec3cac12c 100755
--- a/user_manual/pim/contacts.rst
+++ b/user_manual/pim/contacts.rst
@@ -322,6 +322,15 @@ ownCloud provides the following alternative synchronization options:
 - For iOS (iPhone and iPad) devices, you can use their official app.  You can
   find this app `here <https://owncloud.org/install/>`_.
 
+Special CardDAV URLs
+-------------------
+
+Additionally the contacts app is providing an URL for special functions:
+
+**Export an addressbook as a VCARD file**
+
+  https://ADDRESS/remote.php/caldav/addressbooks/USERNAME/ADDRESSBOOK?export
+
 Troubleshooting
 ---------------