There are in fact a lot of large organizations in the for-profit, government and education space that have moved over to using web apps at this point. Microsoft

There are in fact a lot of large organizations in the for-profit, government and education space that have moved over to using web apps at this point. Microsoft Office isn't about to disappear, but it's fairly established now that an organization can exist without buying Office licenses for their employees, especially if they don't have heavy dependencies on Excel. For examples: http://www.google.com/apps/intl/en/customers/index.html http://www.google.com/apps/intl/en/customers/index.html