Users/Windows Solutions
There are currently three ways to run Windows XP on your Mac.
Virtualization
Parallels Workstation for OS X Brings Virtualization to Intel Based Macs. Read more about it on the Parallels site: [1] -- User:Macslut 14:30, 6 April 2006 (PDT)
More information on this solution at the Virtualization Wiki page -- Andy M 17:08, 6 April 2006 (CDT)
Standalone
Boot Camp - Apple has officially released its own version of Windows Boot software. Code-named BootCamp it allows users to boot XP and Mac OS X natively on the same computer. The only thing that is required is your version of XP and the BootCamp Installer. Read about it here [2].
Share your installation and integration tips/FAQs at the Boot Camp OnMac wiki page.
XOM - This is an open source solution. It was the first solution, produced by Narf and Blanka.