Google reads inside your email in Gmail. Its because of keyword targeting for the advertisement they put in your free email. This sounds scary. Now Microsoft took that advantage, to pan Google for “reading” email. Microsoft made an advertisement to show this in very funny way. No hard feelings about anybody, just check the funny ads.
The ads is called “Gmail Man”. Microsoft uploaded the ads to their YouTube channel.
Check the video
MicroSoft also published an article titled “Gmail and Google Apps Got You Down? Try Hotmail & Office 365” at TechNet Blog(link).
If you want to read discussion about – if its ok for Gamil to do that or if MicroSoft’s Hotmail/Office 365 really have anything to offer better. read this post by Max Masnick.