several ways you could limit the damage
1) create a new account, in her name, with limited rights ( like a kids
account)
2) create a group policy requiring an admin password for any install
3) image the drive and restore it after she leaves
"James Egan" <jegan472@xxxxxx> wrote in message
news

an.2009.01.05.04.26.03.473868@xxxxxx
Quote:
> My sister-in-law will be staying with us, and she uses my wife's PC
> running Vista home premium SP1. The last time she stayed with us she
> installed a bunch of software on her old Windows XP PC. We want to
> prevent her from installing software on this new PC. Does Vista have any
> mechanism which would allow us to prevent software from being installed?
> I'm thinking at minimum of creating a non-admin account for her to use.
> And no, asking her to NOT install software will not work with this woman!
> <g>
>
>
> -Thanks
>