Written legal opinions and verbal legal advices; Preparation and accomplishment of land regulation and amendment of land and building function; Preparation and accomplishment of procedure for detailed plan for land organization; Preparation and accomplishment of arrangement of regulation expenses and amendment of plot borders; Partition of land, dividing and integrating of plots; Preparation of preliminary contracts under article 15 and 17 of Law of special planning and preparation of the following peremptory contracts; Leading of negotiations and organizing of meetings; Legal opinions for all repealed planning laws.