The most frequently posted question in the ASP.NET MVC forums is about how to use the DropDownList ( DDL ) helper. To address this question, I wrote the tutorial Using the DropDownList Helper with ASP.NET MVC , which covers most DropDownList scenarios...

I have written a simple sample showing how to implement cascading drop down lists in ASP.Net MVC.   In this sample the user is presented with a list of countries. Once a country is selected, a new drop down list is appears showing the states...