Maryville, Tenn.-based Clayton Homes bought Buford, Ga.-based Chafin Communities for nearly $50 million, according to a source familiar with the deal. The source said Clayton, a subsidiary of Warren Buffett's Berkshire Hathaway Inc., will receive nearly 1,100 lots for the $50 million. Chafin Communities Founders Eric and Daryl Chafin will remain at the helm of its operations and Chafin's 25 employees will join Clayton. Chafin Communities builds predominantly in northeast Atlanta - in Gwinnett,...