Explore the power of proper documentation in this comprehensive guide. Understand how documentation serves as a secret weapon for CTOs, eliminating guesswork, speeding up onboarding, and enhancing productivity in startups. We delve into the importance of documentation in knowledge sharing, reducing the need for meetings, and fostering a documentation-first culture. I provide practical tips on creating clear, concise, and accessible documents, and addresses potential pushbacks. Whether you're a CTO or an engineering manager, this article underscores the mantra: Document to empower, document to grow.