The Dispatch Display Grid Selections is used to select what job and operation fields you want to appear in the Dispatch Display.

To access Dispatch Display Grid Selections, select View | Column Selections from the Dispatch Display.  The following window will appear with two tabs; on the Job Column Selections you select job columns to display and on the Operation Column Selections you select the operation columns to display.  Note that the job columns are always displayed before the operation columns in the dispatch display grid. 

Job Column Selections

Operation Column Selections

The read only field "Resource Description" displays the first 40 characters of the resource description for the operation.  The resource description is set in Resource tab.