Program files should go where they always have, Progam Files\Your application.

Keep in mind that non-Admin users won't have write access to Program Files nor to the Windows folders.

>I have to install an app that has Windows Vista.
>A very very very simple question, where should I install my app's exe, and where the sql server database?. I forgot, it has an exe and a , where should I put the dll?
>Thanks in advance
>Hernan