This article is also available as a PDF download. Here's a much better option: Slipstream your copy of Win XP with SP2, integrate the latest updates (and a few useful utilities), and then burn the image to a bootable CD. So even if you've slipstreamed your copy of WinXP with SP2, you could be stuck applying patch after patch for each new install.
Since Microsoft released Windows XP SP2, there have been more than 120 hotfixes and updates.
Create a bootable Windows XP CD slipstreamed with SP2 and hotfixes
