This group is used to display the symbology of the GIS features. Labeling is not enabled. Search and Identify functions are possible, but also available in the 'IDENTIFY' group above.
This group layer is used to enable labeling. There is no symbology on any of the layers in this group for performance reasons. Turning this layer on will display the label if at a valid zoom/scale level.
This group is used to provide 'identify' access to the features in the service. There is no symbology enabled to the features on this layer for performance reasons. Used to quickly 'enable pop-ups' from an ArcGIS Online (AGOL) like product (arcgis.com)
This is used to enable an identify or query of all the surface management agency layers. There is no symbology enabled for performance reasons.