In this course, which consists of 5 lessons, students will learn how to write popular formal letters. They will study useful words and expressions for formal letter writing and tips for making business letters look professional. Students will learn how to add enclosures and attachments in formal letters and e-mails. Learners will read bad letter samples, analyze the mistakes, and get to know how to avoid them. After each lesson, students will practice doing the activities, based on the lesson materials, in the Workbook.