Upon arrival, the homeowner explained they had an excessive water bill over the last three months. We began by performing a thorough evaluation of the home and found an occasionally running toilet on the main floor in the powder room and the water heater from 2007 leaking in the basement. With the homeowners approval, we drained down and removed the existing 50 gallon gas water heater and installed a new Navien 240A-2 Tankless water heater with necessary, upgraded gas line and venting. We installed a new main shut off out for the home, pressure regulator valve, and stream labs leak monitoring system. We also installed a new Kohler Kingston toilet located in the powder room And relocated the waterline to the wall per customers request. After completing all work, we pressurized the system and tested to confirm proper function, no further issues detected on the plumbing system at this time. During work performed, we discovered some form of electrical ground issue in the home. The water