Just wanted to point out this nice free ebook from Windowsvj.com with 50 Windows 7 Tips and Tricks.
“ as the name suggests its a compilation of one of the finest Tips n Tricks about Windows 7. You can use them to enrich the Windows 7 Desktop experience of yours. It contains more than 50 Tips and tricks and an added bonus section for Windows 7 Applications.”
Thanks to @baxiabhishek for the tip