>>Grid.Column1.DynamicForeColor = "THISFORM.ChooseColor()"
>>That way, you can put as much logic as you want, and the expression is easier to debug.
>
>So you use regular IFs or a CASE instead of IIF()?

Yup.

>Have you ever tested the speed differences in this, by any chance?

Nope, but as of yet, has not been enough of a problem to cause me to look.