To change the properties of a view, see View Properties.
To change the properties of a view type, see View Type Properties.
Each elevation has type properties for elevation tags, callout tags, and reference labels. To define the look of elevation tags and callout tags, click Manage tab
Settings panelAdvanced Settings drop-down
(Callout Tags) or 
(Elevation Tags). The Reference Label parameter sets the text displayed next to the elevation tag when the elevation is a reference elevation.