With 10 million (and climbing) active handsets, Windows Phone 8 has become a real alternative to Android and iOS. WP users are hungry for great apps, so it's time for you to start creating them! Windows Phone 8 in Action teaches you how to design, build, and sell WP8 apps. In it, you'll learn to use the WP Runtime and .NET APIs to control key features like the accelerometer, camera, GPS, and microphone. This example-driven book also shows you how to write applications that use location and push notification, enhanced navigation services, and WP8's deep multimedia capabilities.