In what looks to be a growing, if not rather ironic, trend in many small towns around the country, a chain store has spurred the formation of yet another independent business alliance (IBA). It was a proposed development to be anchored by a Borders Books & Music that was a catalyst for the creation of the Austin, Texas, IBA; another Borders opening that inspired the creation of an IBA in Corvalis, Oregon; and, most recently, in St.