We all know how important charting is now days. We all store lots of data but the end users generally are the people who do not have much time to use it after putting in hours in correlating and analyzing it. They generally ask for reports charts etc. Traditionally either we had to use GDI+ or buy a third party tool to provide these facilities. MS has started providing this facility free of cost since 2008 (though it was not part of 3.5 framework but one can download the exe and can install it). Starting from framework 4.0 charting controls are also shipping with .NET. It is quite easy to use chart controls, let us see how. Create a web application project and from the toolbox (in design mode) drag chart control. It will be present under the data section. Configure the datasource and set the chart type and X and Y column for the chart. I am using a SQLDataSource and AdventureWorks as my DB. Now we are good to go. Press F5 and you can see the chart. Let us extend the functiona...