Free training- Introduction to Xamarin.Forms

View this course and
get an overview of the platform, take a look at using XAML to build
cross-platform UIs, and explore your first Xamarin.Forms app. 
Xamarin.Forms lets you build cross-platform mobile apps that run on iOS,
Android, and Windows Phone with business logic written in C# and UIs built in
XAML.  Don’t miss this demo-filled course, and discover why Xamarin.Forms
is becoming the go-to solution for writing apps that run on multiple platforms.
This is a Microsoft Virtual Academy ..