Only a few people know How To Delete iTunes Duplicates automatically, and now you will too. The best way to do this is to download an itunes cleanup program. Basically what these programs do is to scan your entire library fopr duplicate songs, like itunes can, and then after scanning the entire thing they allow you to delete all of your duplicates with the click of a button. The entire process takes only a few minutes, and you will never have to do more than making a few clicks telling the program what to do. If you have itunes you should definitely look into these programs.