This document provides an overview of techniques for scaling Silverlight applications. It discusses MVVM pattern, optimizing XAP files by removing images and loading assemblies on demand using MEF. It also covers caching, using local storage, enabling out of browser mode, adding splash screens and application library caching. The presentation emphasizes using MVVM pattern, optimizing the XAP file, employing MEF to load components lazily, leveraging caching and local storage, enabling out of browser applications and adding splash screens.