This document, titled "Grimoire of AI Automation: From Zero to Grandmaster," is a comprehensive guide by Void Zero on mastering AI automation. It covers foundational concepts, intelligent system design, business automation strategies, and technical execution. The book emphasizes a "Grandmaster" mindset, focusing on systems thinking, reliable workflows, and human-in-the-loop design. Key topics include prompt engineering, AI architecture, personal productivity automation, sales and marketing automation, and the economic benefits of AI. The text also delves into essential technical skills like APIs, JSON, webhooks, and scripting, as well as considerations for AI infrastructure, scaling, and security. It concludes with a "Grandmaster Practice Path" for continuous improvement in AI automation.