Making public tutorial free is a GREAT idea. You should also create various tutorials for common tasks and host it on your website like 'http://iorad.com/tutorial/how-to-link-to-particular-time-in-...
I think it will be a PERFECT SEM strategy.
I think it will be a PERFECT SEM strategy.
Also, while clicking around your site I got quite a few ColdFusion errors with the full debug output. At the very least I'd set restrict debug output to your local IP's within ColdFusion Administrator.