Technician was shown to downstairs common bathroom. Customer explained that it had been leaking from the supply line, show technician an invoice from previous technician who wrote down the fill valve and supply line needed to be replaced. New fill valve and supply line were installed and tested ensuring proper function and no leaks. Customer expressed concerns for the water softening system that was in the basement flashing in our pool. He request company reach out to him to try and schedule an appointment for an inspection of the water softener system. Customer had tech inspect 4 inch cast iron why in the basement for the sewage line. Tech observed a small crack where corrosion was starting to form. Customer would like to be given a price on Repairing the ceiling as well as an estimate for replacing the sewer line removing all cast-iron in the basement as well as in the yard up to the city tie in