Intranets can be a VERY important communication tool for business - especially smaller business - who need to do more, faster and more efficiently. Intranets which enable virtual team work, collaboration and more help SMBs work better in virtual office settings.
Source:
http://www.smallbiztechnology.com/archive/2005/07/intranets-hyperoffice-adds-new.html/#.WjPGB7eWZdg