15f1c436_SharePoint_MCTS___MCPD___MCITP__Purpose
[Service] Work Management Service [Comments] Requires Search and My SitesTasks are stored in a hidden list in the user’s My Site. [Purpose] 
Allows task aggregation, particular bringing together Tasks from Exchange, Project Server and SharePoint.
Martin Hatch - SharePoint Evangelist | SharePoint MCTS | MCPD | MCITP
Purpose