> Hi,
>
> Technically, you'd need a full version unless you are planning on
> reinstalling XP first. The upgrade version has to be started from within
> an existing, qualifying OS installation. The upgrade license subsumes the
> existing OS license (in essence, XP's license for use becomes part of
> Vista's license for use). The manner in which an upgrade qualifies for
> installation has also changed as no longer can you simply insert a shiny
> disk as proof of ownership during setup.
>
> --
> Best of Luck,
>
> Rick Rogers, aka "Nutcase" - Microsoft MVP
>
http://mvp.support.microsoft.com/> Windows help - www.rickrogers.org
> My thoughts
http://rick-mvp.blogspot.com>
> "ORFritz" <ORFritz[ at ]discussions.microsoft.com> wrote in message
> news:B62BF7F8-7003-4301-9D28-461DF03B585E[ at ]microsoft.com...
>>I have some problems that i cant get rid of without reformatting. I was
>> wondering, if i buy the upgrade version of Vista Business, will i be able
>> to
>> use it since i completely cleared my windows XP running system so i could
>> start from scratch? Or do i need to buy the full version of Vista
>> Business?
>