>The records do not change color in the grid, though the cursor does have those values in the GroupHeading field.
>

>	.Fm_CONTAINER1.grdWorkListXMLCursor.RecordSource = ''
>	.Fm_CONTAINER1.grdWorkListXMLCursor.RecordSource = 'WorkListXMLCursor'
>	THISFORM.Fm_Container1.grdWorkListXMLCursor.SetAll("DynamicBackColor", ;
>		"IIF(ALLTRIM(WorkListXMLCursor.GroupHeading)='Receiver', RGB(192, 241, 190), ;
>		IIF(ALLTRIM(WorkListXMLCursor.GroupHeading)='Subscriber' OR ;
>			ALLTRIM(WorkListXMLCursor.GroupHeading)='Dependent', RGB(211, 210, 240), ;
>		RGB(249, 223, 223)))", "Column")
>	.Fm_CONTAINER1.grdWorkListXMLCursor.Refresh
>

Try to use ICASE function here, it would be more readable. Or go with the custom form method instead.

Also where do you call this method? It should be done once in form's Init and you don't need to call Refresh().

Finally, can you just use safe select technique here?