This document provides a tutorial on developer's best practices based on the author's 16+ years of experience. It discusses 8 best practices: 1) Read existing source code, 2) Complete documentation before coding, 3) Follow coding standards, 4) Write code with review in mind, 5) Treat testing like a religion, 6) Safely backup code and documents, 7) Maintain handy tools and techniques, and 8) Be eager to learn. Following these practices will help developers improve coding skills and produce higher quality code.