In this significant work from 2007, Islamic thinker Fathi Yakan presents a comprehensive framework for da'wah, the act of inviting people to Islam. The book delves into the essential characteristics of the caller (da'i), the proper methodologies for conveying the message, and the challenges faced in the modern era. Yakan emphasizes a balanced, wise, and principled approach, making this text an essential manual for anyone engaged in or studying the methods of Islamic propagation. It serves as a practical guide to presenting faith with clarity and compassion in contemporary contexts.