Google + and its circles feature. Interesting way to manage groups of different friends
Windows One Note… Gotta use it more.
Windows Cloud – www.windows.com.au/cloud
Windows SkyDrive registration via Live Windows
Bing Bar useful
Facebook alternative – Diaspora – https://diasp.eu
Search Engine – check out Wolfram Alpha
Alternative PDF reader – FoxIt reader
Web Designer mag www.webdesignermag.co.uk
CMS check out Concrete 5