Thank you so much for the quick reply. I think I should have explained what I was doing better.
-I would like to have person 1, send an invoice approval form with an attachment to person 2. (Acctspay person)
-Person 2 approves (Click yes to pay & click yes to close PO).
-Person 2 forwards...
I am trying to test whether or not:
If the field "Invoice" (i have an option button bound to it) is empty AND the TO: field is not equal to an address, then display error. Here's the latest code I've tried:
IIf(([To]<>"mailaddress") AND ([invoice]<>"")) OR...