I have a hard disk built with Vista OEM - However its a Dell build. I would like to use this build on my ASUS A8N-SLi Deluxe, How do I do this? How and What do I do? To make this work? SLP(System-Locked Preinstallation) is what you need for activation on OEM preinstalled systems. Can anyone help. JDSSKY I also have other disks that I use like now - with xp, will modifiy the BIOS upset my other bootable disks.