City of Blanos - Customizable Building Facades

The city of Blanos is a Persian-inspired city on the coast of a great desert in a 5th edition D&D game.

These are four different building faces with space for windows from the window set, and room above the building for a a sign that can be removed and exchanged to create different businesses. There are two single-window building faces and a double face, and a slender door piece with no windows but still using the interchangeable sign above it.

Update 12/22/17: There was a lot of internal