To add a little to what others have said...
You need a minimum of about 5 GB just for Windows XP to allow for updates,
Service Packs etc. 10 GB is a better minimum.
That is just for Windows XP, add accordingly if you are installing anything
or saving any data to C drive.
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar
http://www.dts-l.org
"Wishart" <Wishart RemoveThis @discussions.microsoft.com> wrote in message
news:968472ED-1DED-464E-BF2A-FC6437309195@microsoft.com...
>I made my main partition for my windows drive a tad small and now I
>constantly
> get a pop-up that says my disk space is low.
>
> I have gone in and out of my C: to find programs I can erase and I still
> get
> these
> messages.
>
> Is there any possible way to increase the size of a partition or am I
> stuck
> formating the drive and losing several months of information?