I recently (well, that’s relative!) recorded a series of sessions on extending, customizing, and using the Service Manager data warehouse and reporting. Those are now posted on Microsoft Virtual Academy. After you watch the sessions, you can take the self-assessment test and score bragging points on Microsoft Virtual Academy. Enjoy!
Microsoft Virtual Academy: System Center 2012 SP1 Extensibility: Service Manager: Data Warehouse & Reporting - Part 1 – Overview