Tired of downloading third-party application launchers? I’ve used them in the past, but could live without them. So why not create your own application launcher in Windows 7? Check out this guide to converting the Quick Launch bar into an app launcher!
Convert Quick Launch bar into Application Launcher
Released to coincide with the upcoming Discovery Channel series LIFE, this beautiful Windows 7 themepack includes some great wallpaper.
Discovery Channel LIFE theme
In Windows Vista and Windows 7, there is a nifty little configuration option that lets you select multiple files or folders without having to use the CTRL key! You can enable check boxes, which make life so much easier.
Enable Checkboxes in Windows 7

Windows 7 offers some pretty need customizations for your playback and recording audio devices. For example, you can set your headphones as the default playback device for communication (via Skype, etc) and the speakers for the rest. If you want to learn how to do this, and other settings, check out this useful tutorial.
How to Change the Default Playback & Recording Audio Device

Ever wondered what the Public folder is in Wondows Vista & Windows 7? If you did, check out this article. It answers this question and also shares some scenarios where you might want to use it.
What is the Public Folder & How to Use it

This useful tutorial tells you how to stream music over your homegroup with Windows Media Player 12. It also shows how to remote control what’s playing on other computers. Pretty geeky, useful and cool.
Stream Music Over Your Home Network with Windows Media Player 12

It turns out the network map is not only a fun way to see which computers are connected to your network, but it can also display useful information. If you want to know more, check out the link below.
The Network Map – Access Your Network Computers in a Fun Way

If you’ve got a home network which has computers with both Windows Vista and Windows 7, then this guide will be of interest. It shows how to configure the network and sharing settings on both operating systems so that you can easily share and access files across your network.
Sharing Between Windows Vista and Windows 7 Computers

Windows Media Player 12 has a pretty cool feature which allows you to stream your entire music library over the internet. With just a few settings, you can listen to the music stored on your home computer directly from work.
Streaming Your Windows Media Player 12 Library Over the Internet