Even you hate Windows operating system and Microsoft company in particular. But sometimes you have to use software based only on Windows. The first reason – special software subject. Of course, we all know about Wine, but it doesn`t work always. And it shouldn’t work always, because Windows, Linux and OS X system conceptions is too different. The second reason – usage necessity in work for accordance to corporate policy. There could be LDAP question or a strange desire of your employer. In short, there are many reasons to setup Windows and use it for a while. The best way will be dual boot installation.