HOW TO: Download and Install WoW AddOns- EASIEST EXPLINATION
The most easy and defined way to install wow addons that you'll find on you tube, guarenteed.
The direct link for the websites i STRONGLY recomend to download wow addons from are below:
1. http://wowinterface.com/downloads/ind...
2. http://wow.curse.com/downloads/addons/
People, if the installation doesnt work for you, download the curse addon installer, found at curse(dot)com.