Unit One Job Requirements and the Forms of Business Letters Unit Two Establish Business Relations Unit Three Credit Inquiry Unit Four Enquires and Replies Unit Five Quotatins and Proforma Invoices Unit Six Offers,Counter-offers and Re-counter Offers Unit Seven Orders and Their Fulfillment Unit Eight Slales Confirmations Unit Nine Terms of Payment Unit Ten Packing Unit Eleven Insurance Unit Twelve Shipping Instructions and Shipping Advice Unit Thirteen Trade Disputes and Settlement Unit Fourteen Sales Promotion Unit Fifteen Expos Unit Sixteen Flexible Trade (I) Unit Seventeen Flexible Trade (II) Unit Eighteen Miscellaneous Appendix I Commercial Acronyms and Abbreviations Appendix II Key to Exercises