title: How Can I make async operations of my own with WinRT using IAsyncOperation interface?
body: <p>I am developing a metro application and I want to create some async operations whose my own classes would implement.</p>
  
  <p>I have found just examples of async using WinRT operations (e.g. CreateFileAsync). I do not find any intance where someone is creating a async method and consuming it.</p>