The Walthers Cornerstone series of model railroad structures provides a great scale modeling medium to demonstrate how to turn a good model into a realistic looking structure. In this video I demonstrate simple building techniques, paint weathering, applying long decals on irregular surfaces, and drybrush and pencil pastel weathering.
Here is the link to the PDF manual on my website for this project:
http://www.mikeashey.com/Mike-Ashey-Publishing-Manuals.htm