Unit One Business Letter-writing Unit Two Establishing Business Relations Unit Three Status Enquiries Unit Four Enquiries And Replies Unit Five Sending Proforma Invoices Unit Six Telecommunication Unit Seven Quotations,Offers And Counter-offers Unit Eight Sales Promotion Unit Nine Orders And Their Fulfilment Unit Ten Terms of Payment Unit Eleven Packing Unit Twelve Insurance Unit Thirteen Shipment Unit Fourteen Agencies Unit Fifteen Complaints And Adjustments Unit Sixteen Joint Venture Unit Seventeen Compensation Trade Unit Eighteen Miscellaneous