This document discusses mobile development strategies using Visual Studio. It outlines tools for building cross-platform mobile apps with C++, Xamarin, Cordova, and the Universal Windows Platform. Visual Studio allows developing native iOS and Android apps using C# with Xamarin, cross-platform apps with C++, and hybrid apps with Cordova. It also provides emulators, debuggers, and designers to build apps for Windows, iOS, Android and more with one IDE. The document recommends determining the best technology based on platforms to cover and code reuse opportunities.