This paper will provide a broad introduction to the topic of data-driven web sites, and how they are implemented in ASP.NET. It starts with a discussion of the advantages and disadvantages of data-driven sites, and then moves on to examine the sources that such data can come from. After that, you will know the .NET Framework's data access strategy of choice, ADO.NET, including its architecture, its classes, and how it fits into the structure of data-driven applications.