Original Link: http://recode.net/2014/05/03/a-look-at-googles-not-always-secret-contracts-with-android-phone-makers/

The Mobile Application Distribution Agreement, or MADA, is a deal that applies to phone and tablet makers that want to use Android applications such as YouTube or Gmail. Among other things, the MADA requires phone makers that want one of the Google apps to install all of them.