Petrenko hosts Sunday football cookouts, Halloween parties, Thanksgiving dinners and other events to keep his guests coming back each year. </p><p>We have come down for the past 15 years — always to the same hotel, said Tellie Radvansky, a retired Pittsburgh resident who was staying this week at the Sand Castle Motel with her husband, John. </p><p>The Radvanskys have made many friends throug