According to the SAP Business ByDesign, a key user can perform the following tasks which are exclusive to them:

A. Maintain personal views and selections - A key user has the ability to customize the view of their work center, including the layout, personal views and selections.

B. Create custom reports and assigns them to work center views - Key users can create custom reports, including ad hoc reports, based on the data available in the SAP Business ByDesign system, and assign them to work center views.

C. Adapt work center overview pages for others - Key users have the ability to adapt the work center overview pages for other users to meet their specific needs.