Inspired by a user question in the WEF Best Practices forum, I spent a couple hours today putting together this article: Building a Componentized, Menu-driven Application with Model Container
The really cool part is using the Model Container builder's ability to swap in different model UI's at runtime on a common page.
Not that they are very pretty, but I used some software on my iPad to draw out a few architectural depictions. Kind of difficult to write on an iPad with a stylus. Resting your hand on the surface causes unintentional stray marks. :-(