GREENSBORO, N.C. (WGHP) -- Nearly 70,000 letters were sent to Greensboro homeowners for an optional exterior service line insurance plan. The City of Greensboro partnered with Service Line Warranties of America to offer homeowners optional protection plans for home exterior water and sewer lines tha t connect to the city's utility connection and interior plumbing and drains. Johns Plumbing, Heating [...] ...read more read less