Articles about troubleshooting light switch wiring
How Can I Wire Two Light Switches to Control One Light Fixture? How to Fix Light Switch Wiring and Three Way Switches, The Key to Wiring Light Switches, Three Way Switches and Four Way Switches.
How Can I Add a Light Switch to Existing Circuits? Adding Light Fixtures and a Light Switch to Existing Circuit Wiring, The Most Common Mistakes When Adding an Additional Light Switch and How to Fix Them.