31 Arizona Early Childhood Career and Professional Development Network Guide Requesting Multiple Site Administrator Access After logging into the Registry, click on Request MSA Access. 1. Select all sites for which you administer. Please note that the list is very long and you may have to scroll to find your sites. 2. Click Request MSA Access. Please submit the required documentation shown above to the Administrative Home of the Registry. To learn about options for submitting documentation, please see Submit Documentation while logged into the Registry. 3. 4.