With a practical and modern approach, this book integrates practice and theory, to enhance the English learning process. The book focuses on basic communication techniques and on the relationship between clients and companies, which comprise both marketing strategies and consumer rights. Contents are distributed in 13 units, which include case studies and exercises to complete in English that compound what has been covered in each unit. With the help of the listening comprehension tasks designed for each unit, students reinforce their previous knowledge and are able to appreciate the practical value of new knowledge attained in class.