Building truly Universal applications with Azure, Xamarin and MVVM - Laurent Bugnion 

The IL Linker is a tool one can use to only ship the minimal possible IL code and metadata that a set of programs might require to run as opposed to the full libraries

Native vs Cross-Platform App Development: Pros and Cons of PhoneGap, Titanium, and Xamarin

Step by Step java jar to C# Binding  

In just four years, Xamarin went from a startup to a household name in development. Read about its rise to power and how it will continue changing mobile development

The Xamarin Live Player helps you get started with Xamarin.Forms development by learning to build mobile apps that you can test on your Android or iOS device

I want to show you how easy it is to get a simple website up and running using Ooui  that is powered by Xamarin.Forms