Articles about ground wires
Emily in Texas asks: We are trying to replace our front porch light switch with a Honeywell programmable wall switch, model RPLS540A. We have a ground wire attached to the current light switch with a screw.
How to Splice Ground Wires for Making Connections: Splicing Electrical Wires – This page shows a series of photos that demonstrate how to use a crimp sleeve for making pigtails to be used for grounding.
How Grounds and Neutrals are Configured in Electrical Panels – Why Grounds and Neutrals are Bonded at the Main Electrical Panel – The main electrical panel or the main source of the electrical power is where the neutral and grounds are bonded together.