Google has an interesting blog entry:
http://googleblog.blogspot.com/2009/08/going-google-with-google-apps.html
Every morning, millions of people wake up to a very refreshing experience at work. They don't see "mailbox is full" errors in their email. They don't worry about backing up their data. They can get to any file they need from any computer, anywhere with Internet access and a browser.
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