This comprehensive book by Prof. Dr. Ghassan Qasim Al-Lami delves into the critical field of scheduling operational processes. It provides a detailed exploration of the principles, models, and techniques essential for effective planning in both production and service environments. The text covers various scheduling methodologies, aiming to optimize resource allocation, reduce lead times, and enhance overall efficiency. It serves as an indispensable resource for students, researchers, and practitioners in operations management and industrial engineering, offering practical insights and academic rigor to tackle real-world scheduling challenges and improve organizational performance.