>How can I film my VFP program while it is
>going on and keep that in a file for a
>demonstration ?
--------
Microsoft camcorder is doing exactly that.

Reviews SW:Microsoft Camcorder 1.0
http://winweb.winmag.com/library/1996/1296/12r48.htm

You can download it from this site;
http://ftp.sunet.se/freeware95/mtools2.html

Hope that helps.