Set dressing test using files found online that are licensed to allow for commercial use of adaptations (typically Creative Commons Attribution 3.0). Some links to good 3D model repositories like this:
Below is a quick test. Flat white materials all around, rendered with just the edge features and a simple Freestyle lineset with distance from camera applied to line thickness.
Set dressing feels a lot like playing the Sims. I'm leaning towards continuing to work on this one before I jump into my first big planned project.