Points: Displays the number of points and polygons currently within this Subgroup.
Add: Adds the currently selected points and polygons to this Subgroup.
Remove: Removes the currently selected points and polygons from this Subgroup.
Remove All: Removes all points and polygons from this Subgroup.
Select: Selects the points and polygons within this Subgroup.
The SubSubgroup tool also includes a standard Origin Tab, allowing you to set the Origin around which the tool conforms points.