How to install Unity Tweak tool in Ubuntu 12.04

unity-tweak-tool is not available for Precise. Use Ubuntu Tweak

1)

Add Repo

#sudo add-apt-repository ppa:tualatrix/ppa

2)

Update Repo

#ls /etc/apt/sources.list.d

* Find the file tualatrix-ppa-precise.list

#sudo apt-get update -o Dir::Etc::sourcelist="sources.list.d/tualatrix-ppa-precise.list" -o Dir::Etc::sourceparts="-" -o APT::Get::List-Cleanup="0"

OR

#sudo apt-get update 

3)

Install  ubuntu-tweak

#sudo apt-get install ubuntu-tweak