It took some digging, but I found a simple solution to a problem I've encountered many times:
how to have an active label or button on top of another active field.
The solution was in a post from 10 years ago ... (yea, forums!)
The solution was:
Here's an example with a Close button on top of a gray square that is used to drag the window:
;
; Simplified example of label on label
;
#include <WindowsConstants.au3>
#include <GUIConstantsEx.au3>
$GUI = GuiCreate("Test GUI"