I'm not going to start you off with some waste-of-time "Hello World!" app.  We are going to go straight into making useful code. 

Creating a listener gives you the ability to automate actions.  Let's say you wanted to kickoff another piece of code whenever a user created a new revision.  You could either write something that queries for new revisions every so often (boring) or make a listener to runs that code on the fly.  Let's create our first listener!

This guide will walk you through getting Eclipse IDE setup with Windchill.  This allows you to easily make customizations to Windchill in a streamlined fashion.

The drag and drop interface is really useful for visualizing your workflows but you can't do everything without writing some code.  In Part 2, we are tasked with modifying the OOTB Promotion Request Approval Process workflow to require approvals based on the file types attached to the Promotion Request.