This book is a practical guide for non-designers to master presentation and poster creation with confidence. Drawing on the essentials of design principles, it simplifies complex concepts into clear steps—covering color, typography, and layout—so anyone can design with impact. Readers will also discover how to integrate generative AI into their creative process, unlocking smarter and faster design solutions. Whether you are an executive, educator, or professional seeking to sharpen your visual communication, this book equips you with the tools to design effectively without needing prior design experience.