Changing the IP address of a Windows server requires some special consideration. Here are a couple of things to make note of when doing this.
Server Manager in Windows Server 2008 can generate errors if the cache of CBS data becomes corrupt.
Backing up the Microsoft Outlook auto complete list is indeed possible and easier than you think.
Blocking write access to Run and RunOnce registry entries for malware or other unwanted programs running in the system.
You can use System File Checker to try and resolve problems that occur after an update has been applied.