I discovered some simple, neutral scrapbook material for the panels to use on the walls. One thing you can do to stain them a color different from their façade before you paste them on the ceiling panel and window trim parts.
Next split the parts with two angle trusses and the bottom edges trimmed to 45 degrees. At one end, the center structure is mitered and at the bottom it is just plain.
I colored all of it with small brushes when I first began renovating my dollhouse. We advise you to use the greatest performance print work accessible. The document relies on how much you print.