WindowSecurity.com - Changing Passwords for Key User Accounts

Title: Changing Passwords for Key User Accounts
Author: Derek Melber
Summary: I must warn all readers that this article is direct and aimed to make you feel a bit uncomfortable. The goal is to expose a few vulnerabilities in your network, so that they can be fixed. However, my experience and research has proven that most companies fall into the same bucket when it comes to these vulnerabilities.
Link: http://www.WindowSecurity.com/articles/Changing-Passwords-Key-User-Accounts.html