[wix-users] Unable to product installation conditions to be optional informative only

[Nir Bar]

You need to develop a custom actions that calls MsiProcessMessage to pop a user error or warning message. -- Nir Bar, Independent WiX Expert. Creator of- JetBA: WiX WPF Bootstrapper User Interface Framework JetBA++: WiX Native Bootstrapper User Interface Framework JetRummikub: Install WiX packages on remote machines