The document provides an introduction to mobile application development on the Android platform. It discusses the agenda which includes an introduction to mobile applications and Android, identifying Android features, and determining the current state of mobile development. It defines mobile applications and lists some native and non-native application frameworks including iOS, Windows, Blackberry, and Android. Details are given about each operating system. The document then covers the origins and foundations of Android, describing it as an open source, Linux-based OS intended for mobile devices. Key dates and entities involved in Android's development are identified.