Unit 1 Introduction of Business English Letters Part One Basic Requirements of Effective Business Letter Writing Part Two Parts of a Business English Letter Part Three Format and Structure of a Business English Letter Part Four How to Address an English Letter Envelope Part Five About E-mail and Fax Part Six Exercises Unit 2 Establishment of Business Relations Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 3 Credit Investigation Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 4 Enquiry Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 5 Offer and Counter-offer Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 6 Conclusion of Business Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 7 Order and Contract Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 8 Payment ��1�� Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 9 Payment ��2�� Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 10 Packing Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 11 Shipment Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 12 Insurance Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 13 Complaint�� Claim and Settlement Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises Unit 14 Agency Part One Background Knowledge Part Two Sample Letters Part Three Writing Tips Part Four Typical Sentences Part Five Exercises References