http://blogs.technet.com/b/servicemanager/archive/2012/01/25/creating-a-user-classification-field-using-the-authoring-tool.aspx
Removing the Sample Incident Management Configuration – Support Tiers 1, 2, 3
http://blogs.technet.com/b/servicemanager/archive/2012/05/09/removing-the-sample-incident-management-configuration-support-tiers-1-2-3.aspx