Customer had a few lights in the living room outside in the kitchen that were not working. Found that the wiring was not grounded, and somebody tied a ground to a neutral wire and was causing the ground to be energized and also found a bunch of bad connections inside the switch boxes. I replaced the three-way switch, controlling the ceiling fan from the old original three-way switch, and everything on with no issues. We are not responsible for anything, including the switches nor the wiring due to it, not having the proper connections and it being very outdated and oversized breakers in the electrical panel that were originally done wrong. Explain to customer all the different hazards and concerns with the wiring system and the breakers. Explain shared neutrals and also explained why it is very critical to get this electrical updated and why we are not going to cover or warranty any of it and be responsible for it. He left options to repair switches in plugs and customer said she will