How to Add album artwork to iTunes music

Almost anybody who owns an Apple product, especially an iPod or iPhone, has iTunes downloaded on their computer. It's a great piece of software that gives you easy access to all your favorite songs, shuffles your music in certain categories, and even updates you on the latest music out. But when it comes to downloading music from another source that is not iTunes, certain information may be missing. In this particular case: album artwork. It's nice to see what the album is playing without having to read the description, so find out how to add album artwork to iTunes music. Enjoy!