The book "The Only Book You Will Ever Need on Branding" aims to help readers develop a branding strategy in a concise way. It explains key branding concepts and provides guidance on how to define a brand positioning, name a brand, create a logo, choose colors, develop a slogan, and ensure brand consistency. The book also discusses how to use word-of-mouth, advertising, and actions to represent a brand's positioning. The conclusion emphasizes that this book simplifies branding theory and provides all the information needed to fast-forward a brand's success in just a couple hours of reading.