POKE YOUR head under any model railway layout, and you'll likely find a jumble of wires that looks more like a colourful explosion in a spaghetti factory than a logical and carefully assembled electrical system. The usual response of a beginner seeing this is, “I can't do wiring.”
Sadly, unless you have a tame electrician on hand, perhaps as part of a club project, then wiring is an essential part of modelling. No electricity, no moving trains; unless they're clockwork or