Microsoft is attempting to compete with Google Apps for Business with its new Exchange Server 2010, part of its unified communications strategy. The Google Apps allure is certainly a low cost of entry, well known ease of use, collaboration tools and Postini email archiving.
As a disclosure, I use Google Apps for Business myself, and am quite satisfied with the functionality. My only wish list item for now is for Google to integrate Google Voice, which I covered in a recent article.
Read more ...