Retail p Tennessee The hottest retail sector today? Dollar stores It seems like an ordinary retail transaction: Mid-America Real Estate Corporation's net lease investment group recently closed the sale of an 8,320-square-foot Family Dollar store in Indianapolis. But such sales are becoming a trend. Few sectors of the retail segment are as hot today as dollar stores. Not only are investors purchasing these businesses with increasing frequency, the three major players in the dollar industry are opening new stores across the country at a brisk clip.