hello friends Microsoft just launched a preview version of Microsoft office Professional plus 2013. it is specially designed for windows 8. because it is look like windows 8. and have extra features then other versions of Microsoft office.
so you can download this and use it for lifetime with genuine serial key provided by microsoft. you can see its screenshots below.

features you may like :-
  • in this version of ms office you can directly save your project to your sky drive account.
  • and its best feature is that ms office is every time connected to your windows live account.
  •  you can easily recover your lost document which is accidentally closed by you.
  • online templates and design formats.
  • faster then previous version .
Procedure :-
  • Download Ms office professional plus 2013 from given link .
For 32 bit version :-
For 64 bit version :-
  • and after download install this software and use this serial key .
  • DONE.