Unit 1 Essential Qualities of Writing Business Letters
Unit 2 Layout of a Business Letter
Unit 3 Establishing Business Relations
Unit 4 Enquiries and Replies
Unit 5 Offers and Counter-offers
Unit 6 Orders and Contracts
Unit 7 Payment
Unit 8 Letter of Credit
Unit 9 Packing
Unit 10 Insurance
Unit 11 Shipment
Unit 12 Claims & Settlement