I am asking the same thing. And I was not offered a solution, I was offered a reply. No need to be rude.
WHERE [Proj Type]=IIf(([Forms]![Main Menu]![Frame73])=1,"CAP",IIf(([Forms]![Main Menu]![Frame73])=2,"OPER",[Proj Type] Not Is Null))
gives me a syntax error.
Thanks!
R.