Viewing user sessions

Tech-Archive recommends: Fix windows errors by optimizing your registry

From: Lee Umney (LeeUmney_at_discussions.microsoft.com)
Date: 10/14/04 

Date: Thu, 14 Oct 2004 16:57:01 -0700

I am studying towards 70-290 and have seen on the user accounts setting that
you can view other users sessions with and without their permission.
How do you do this? Does this enable you to 'snoop' on network users?
Any help is greatly appreciated.