A small post about notepad++. During my discovering of the SSIS API, notepad++ is a very helpful tool, because you can compare very easily two generated SSIS packages with each other. Below you can see a file where i didn't add a SQL task and on the right you can see a file where i did add a SQL Task.
More on the right you'll notice that colors indicate what kind of differences there are. The green part is changed XML for the ExecuteSQLTask.