1 Express your ideas more visually.
2 Accomplish more when working together.
3 Enjoy the familiar Office experience from more locations and more devices.
4 Create powerful data insights and visuals.
5 Deliver compelling presentations.
6 Manage large volumes of E-mail with ease.
7 Store and track all your ideas and notes in one place.
8 Get your message out instantly.
9 Get things done faster and easier
10 Access work across devices and platforms.
Here the full details: http://bit.ly/bKzD5j