How can I manage my administrative staff more effectively?

Consider the type of work that is being done by administrative staff.  It may be well managed by project management tools if the work is:

In practice, this is not typical.  Most administrative staff must balance reactive assignments with proactive work, just like everyone else.  If there are multiple people assigning work, then it becomes increasingly difficult to prioritize and self-manage.  

The principles of One Task List can be directly applied to the work of administrative staff that would typically not be managed as part of a project portfolio or support operation.  The key learnings are: