This academic work by Prof. Dr. Asaad Muhammad Ali Al-Najjar is a specialized guide aimed at enhancing proficiency in Arabic writing. It focuses on two critical areas: the rules of dictation (spelling) and the controls of composition (structure and style). The book provides a systematic approach to understanding and applying these rules, helping students, educators, and writers avoid common mistakes. It serves as an essential resource for anyone looking to improve their written accuracy, clarity, and overall performance in the Arabic language, offering practical exercises and clear explanations to master these fundamental skills.