Chapter Ⅰ Layout and Format of Business Letters Practice Ⅰ Supplement Electronic Communication ChapterⅡ Establishment of Business Relations Lesson One Initiating Business Prectice Ⅱ ChapterⅢ Enquiries,Offers and Acceptance Lesson Two An Enquiry Lesson Three (A)A Non—firm Offer (B)A Firm Offer Lesson Four Counter—offer Lesson Five Acceptance Practice Ⅲ Chapter Ⅳ Orders and Confirmations Lesson Six (A)An Order for Antennae (B)A Reply Practice Ⅳ Chapter Ⅴ Packing Lesson Seven Packing Requirements Practice Ⅴ Supplement On Packing Chapter Ⅵ L/C Establishment,Amendment and Extension Lesson Eight (A)Urging Establishment of an L/C (B)A Reply Lesson Nine Asking for L/C Amendment Lesson Ten Asking for Extension of an L/C Practice Ⅵ Chapter Ⅶ Insurance Lesson Eleven Request for Broader Coverage Practice Ⅶ Supplement On Insurance Chapter Ⅷ Shipment Lesson Twelve (A)Asking for Earlier Delivery (B)A Reply Lesson Thirteen Shipping Advice Practice Ⅷ Chapter Ⅸ Payment Terms(Non—L/C Payment) Lesson Fourteen (A)Proposing to Change Payment Terms (B)T/T Payment (C)Reply from the Buyer Practice Ⅸ Chapter Ⅹ Complaints,Claims and Adjustments Lesson Fifteen(A)Claim for Inferior Quality (B)A Reply to the Claim (C)Asking for Prompt Settlement (D)Settlement of the Claim Practice Ⅹ