That's quite a nice thing - you can render cartoon and sketch style pics just with a few mouseclicks!
See some examples of XWA-Models (DXF) rendered wirth Penguin Beta in Rhino:
To the left side is the Cartoon style rendering, to the
right side the sketch drawing.
I used some custom made BSG models here:
Here you can see the custom Calamari Cruiser rendered with different cartoon settings:
This is the MonCal with different sketch drawing settings:
Last but not least the retail XWA Gunship - you can see how the lighs in Rhino influence the rendered shading: