There are 11 chapters in the FAR I course and this book focus on the essential 10 chapters. Each chapter contains learning objectives, an introduction, comprehensive discussion, summary and accompanied by practical and comprehensive illustrations with suggested solutions. To facilitate students understanding, a comprehensive set of revision questions are available at the end of each chapter with some clues to the answers. Written in simple English by experienced lecturers, students will find this book to be useful and friendly companion in their learning process. This book can also serves as a good and helpful teaching materials for lecturers.