Learn how to take advantage of the latest features of the ASP.NET AJAX framework introduced with .NET 3.5 Service Pack 1. In this talk, you learn how to use the new History feature to manage browser history and the behavior of the browser Back button. You also learn how to improve the performance of your AJAX applications by using the new Script Combining feature. Finally, we discuss tips and tricks for using ASP.NET AJAX and the AJAX Control Library within an ASP.NET MVC application.