Houston-based Partners in Building LP is expanding to Nashville, its first market outside of Texas. The luxury custom homebuilder reported that it is finalizing negotiations for about 120 homes in suburban Nashville and plans to begin building in three to five communities there this fall. The company also will open a regional office in the city. Plans to move to Nashville have been in the works for about two years, President Jim Lemming said in a statement, because of the city's strong economic...