Let’s get one thing straight: Electrical troubleshooting is not a skill. It’s a .

5/5 blown fuses (metaphorically—wear your PPE).

When you approach a problem—say, a lighting circuit that trips the breaker only when it rains—you become a forensic scientist. You isolate variables. You divide the system in half. You use a multimeter like a stethoscope, listening for the heartbeat of voltage. And when you finally find that one corroded junction box behind a bookshelf the homeowner swore “wasn’t there,” the feeling is better than solving a Rubik’s Cube blindfolded.