relevant patron registration org unit settings.
The "Request Library Card" link appears as the second default "bottom link"
-in the TPAC. If a user is logged in when clicking the link, the logged in
+in the TPAC.
+
+If a user is logged in when clicking the register link, the logged in
user will be tracked as the requesting user for the pending account.
Additionally, the home org unit and some address fields will be pre-populated
for convenience (with the assumption that these will likely be the same for
-the pending user -- they can of course be changed).
+the pending user -- they can of course be changed). When a requesting user
+is present on the pending user, a link to the requesting user will be
+displayed within the patron registration form in the staff client.
Pending patron accounts which sit unattended in the database for too long
are purged via a regularly running (CRON) script.