Bantuan manajemen komersial atau industri ( Commersial or industrial management assistance), Department Store, Manajemen usa'na Hotel ( Business management of hotel), Pasar ( Market), Pemasaran ( Marketing ) Organisasi pasar dagang untuk tujuan dagang ( Organization of trade fairs for commercial), Penyelenggaraan pameran untuk tujuan niaga ( Organization of Exhibitions for commsrciai ), Penyewaan ruang iklan ( Rental of Advertising space ), Pusat niaga (Trade Center), Pusat pembelanjaan (Shopping Center), Supermarket, Toko-toko (shops), untuk keperluan perdagangan eceran (Presentation of goods on communication media