Here is a guide to install Ubuntu Tweak on Ubuntu 11.10. You can install Ubuntu Tweak using the tualatrix PPA for Ubuntu Tweak. Please note that this version is only for Ubuntu 11.10 for older versions (Ubuntu 10.04, 10.10 and 11.04) you can download a debian package here and install it using the Ubuntu Software Center.
To install Ubuntu Tweak open a terminal window (press Ctrl+Alt+T) and copy+paste the following lines:
sudo add-apt-repository ppa:tualatrix/ppa
sudo apt-get update
sudo apt-get install ubuntu-tweak
When Ubuntu Tweak is installed you can close the terminal window and to start Ubuntu Tweak press the SuperKey and type: ubuntu tweak
Ubuntu Tweak is an application to config Ubuntu easier for everyone. It provides many useful desktop and system options that the default desktop environment doesn’t provide. With its help, you will enjoy with the experience of Ubuntu!
Ubuntu Tweak Homepage.