http://www.microsoft.com/office/sharepoint/prodinfo/topten.mspx
Create a complete view of your business
Put relevant information at your fingertips
Share knowledge across the organization
Find and make the most of organization's intellectual capital
Find, aggregate, and provision SharePoint sites
Create self-service portals.
Automate business processes
Speed adoption by using familiar interfaces and tools
Reduce development time and cost with out-of-the-box portal services
Ease deployment with flexible options

ps: ma xchè continuo a scrivere in inglese che tanto il blog lo uso solo per voi??
bah, mo ci penso ;)