If you want to install, configure File Server, and configure User Access, make use of this comprehensive guide to get the job done easily.

If you want to install File Server Resource Manager (FSRM) on Windows Server and configure it, follow the steps mentioned here in this guide.

I've been using a trial of 2k3 server at home for my file server, but the trial is up in a month and my primary workstations have changed in the last 5 months from a couple of XP boxes to a C2D ...