Thanks Sergey,
I gave up again trying to get Installshield to do what we needed to do, using INNO Setup now, it is reasonably easy to use (once I figured out how to handle the merge modules).
>>Can the ROOTDRIVE property be set from within Installshield Express for VFP9, if so how.
>
>I don't think so. See if you can do that through Windows Installer automation
http://fox.wikis.com/wc.dll?Wiki~InstallShieldExpress.
Regards N Mc Donald