Originally posted by another user
-Access Elite through the web as well as Elite's free custom iOS and Android applications for smartphones and tablets
-Communicate any way you want across mobile, console and the web with your friends
-Track and share thousands of stats with friends -- k/d ratios, score-per-minute, win % and loads more, all represented in easy to understand charts and infographics
-Create your own custom leaderboards to track friendly rivalries -- who is moving up and down in your group of friends?
-Analyze advanced heat maps detailing your match-by-match performance -- where you killed or got killed, when it happened, and more
-Analyze your weapons performance -- which weapons you are best with in which situations
-Upload and share videos of your greatest moments through our exclusive theater mode with the touch of a button
-After you analyze your performance to your heart's content - Customize your loadout -- search through all the weapons, attachments and perks, and push them directly into the game menu from the web or your mobile device with the touch of a button
-Join dozens of groups and find other players with common interests to play with and compete against -- find people who make the game the most fun for you -- TDM, Lakers' fans, Weekend Warriors, whatever you choose.
-Create a private Clan with players who share your interests and skill level
-Bring your Facebook friends right into the game, easily taking your existing network into the Call of Duty experience.
-Seamlessly be placed into matches into Groups who share your affinities and interests based on your Facebook profile to elevate your in-game experience.
-Start tracking your Call of Duty career -- everything you wanted to know about your performance across the franchise starting with Black Ops
Apparently you can change your custom classes from your phone. That'll be my favorite option. Can't wait to see what else COD Elite has to offer.