Win 7 in XP mode tips?

You want to use your computer with two operating systems I mean you want dual boot on your computer system so I want to tell you that it’s a very easy process, firstly format your computer with Windows XP operating system on your computer and then open the computer and format any drive of your computer and then insert the Windows and operating system DVD on the DVD drive and then format any of the drive of the computer and then restart the system and install the windows 7 operating system on the drive which you formatted and complete the windows 7 operating system installing process and then your system automatically create the dual mood on your computer system and now you are able to use dual operating system on your computer system.