Episode #11 - 3D printing, layout design advice, roads and highway lines, plus more unsolicited advice. We welcome Eric Jon Boone to our crew. Eric is a CAD artist and likes to use his skills for 3D printing, laser cutting, and other hobby interest. He is also building a new layout based on the Pere Marquette in Michigan. Mike Jordan, Ken Zieska, and Thomas Gasior MMR offer plenty of advice on layouts and operations. Remember friends don't let friends build a helix.