Windows 7 and Windows Vista have a nice feature that allows you to access some extra options on the context menu for any folder. Press Shift while right-clicking on a folder in Windows Explorer.

If you do a lot of typing of the same phrases over and over again, TypingAid can save you time.
It is a free, simple auto-completion tool that suggests phrases that match the first few letters typed in. You can type long words and phrases using just a few keystrokes.
Download TypingAid from:

After your network cabling and homegroup is set up, the next step is to fine-tune it so that all the computers can find each other. If your network contains computers running different versions of Windows, put all computers in the same workgroup.
If computers running Windows XP are part of your network, it’s important to use [...]

Log On Studio is a utility used to modify the logon screen of Windows XP and Vista. You can use the built in log on screens or you can create your own log on screen.  The tool for XP also includes an editor for creating your own logon screen.
You can build or modify logon screens by [...]

By default NTFS generates a short name in the 8.3 naming convention for long file names and for file names that contain characters from the extended character set. If the value of this entry is 0, files can have two names: the name that the user specifies and the short name that NTFS generates.
If the [...]

There is a little known tool to solve compatibility problems in Windows called the Application Compatability Toolkit.  The tool will automatically apply fixes to hundreds of programs to enable them to run under your current Windows version. You can find the Application Compatibility Toolkit at this URL:
http://www.microsoft.com/windows/appcompatibility/default.mspx.