There's pattern fever going on!  CFCDev list is full of patterns, good Flash development relies on them, and everyone seems to want to know where they can "learn" patterns.  From the sound of it, your app isn't "good" if you're not passing TO's from your DAO's to your BO's to pass TO's to the V part of the MVC.

Here's the thing, though:  Patterns aren't templates.  They're not patterns as in "t...<p>[<a href="http://www.firemoss.com/blog/index.cfm?mode=entry&entry=3D094697-E081-2BAC-6954375379A8F68A">Read more on Joe Rinehart's blog</a>]</p>