Add detail to boxcars with open doors.  Add some crates, boxes, tarp load, or figures to your boxcars that have open doors.  There are even lumber, barrel, or bag loads you can place into an opened boxcar.  You can even add a fake wood flooring to add more detail.

For the TL;DR - just scroll down an look at photos is useful since it's about architecture :) Feedback appreciated !

I want my layout to have a high level [ ... ]

Micro-Trains Farmers Co-op Build by Modelersguild.com

I am definitely getting better at Z-Scale. Another Micro-Trains kit, I am liking these more and [ ... ]

My layout is called the GREAT WEST ROCKY MOUNTAIN, KENORA-SUDBURY RAILROAD COMPANY. The general scenery is modelled on my hometown, Kenora, Ontario as [ ... ]