This layer type is used whenever an an agency wishes to share a non-public layer in their ArcGIS account with First Due's ArcGIS Online account. The agency wishing to share a layer will need to create a "group" in their ArcGIS account. The agency will then add layer(s) to that group. Then the agency will share that group with the First Due ArcGIS Online Account using the information proved below.
IMPORTANT: The agency sharing their ArcGIS layer(s) will need the names of the First Due's ArcGIS accounts:
fdsustartup
appdev_fdsu