The “Member Only” model Train Club includes a comprehensive section on answers to model railroading questions. As a member you can submit questions and access hundreds of answers… and the list is growing all the time. There are already lots of answers to questions on Benchwork Construction, Tunnels, DCC, Wiring, Scratch Building, Scenery Construction, Weathering Tips, Fixing Track, Solving Power Problems and more.
Also, other model railroaders contribute ideas on a regular basis. Here are a couple of examples: