Your phone can be a professional documentation tool. This book does not replace formal training in police or forensic photography, but it provides a clear, practical and realistic guide for professionals who must document facts in the field using a smartphone camera. Who is this book for? Police officers, emergency services, healthcare staff, first responders, and professionals who need reliable images for reports, documentation and operational decision-making. What you will learnWhy police photography starts with observation-not with the device.How to read a scene, prioritize what matters, and avoid common visual mistakes.Exposure, dynamic range, focus, angles and framing: how the camera "sees" vs. how we see.Practical strategies to document incidents effectively with minimal equipment.How to improve consistency, clarity and evidential value through method and discipline. Focused on operational efficiency, structure and results, this manual helps you turn everyday smartphone photography into a reliable professional skill-without complex gear.