The one document you keep open while building, optimising, and scaling.
HOW TO USE THIS PLAYBOOK
■ Got a problem? Jump to the section. Each one starts with the symptom you are seeing.
■ Building from scratch? Follow sections 01-11 in order as your project phases.
■ Prepping for an interview? Section 15 has 12 scenario-based questions with model answers.
■ Need a quick answer? Section 16 is a one-page cheat sheet.
