Here's a Quick Pro-Tip:

If you have an application which requires some setup or initial configuration, write ATF tests specifically to validate that the application is set up properly. Add executing the tests as a final step in your application's Guided Setup, and provide some meaningful output that directs the admin to the right place(s) to fix any issues identified by the tests.

For example, I'm building an application now which connects to an outside application running on…