Learn why it's crucial to optimize ASP.NET application performance and how to use various technics to reach 100 grade both in YSlow and Page Slow tools. Technics to be described: - tools: YSlow, Page Slow, Fiddler - javascript and css minification including related tools - image optimization and sprites including related tools - tuning IIS for performance - separating static content and using CDNs - ASP.NET server side profiling with MVC Profiler - client side profiling with Web Beacons and HTML5 Navigation Timing