Which description best matches the starting point of most fire investigations?

• A. Exterior examination
• B. Interviewing occupants
• C. Interior search
• D. Checking building permit history

Answer: (A)

Starting with the exterior examination makes sense because it provides a safe, non-intrusive first look at the scene and can yield crucial clues about what happened before anyone enters the building. From outside, investigators can note burn patterns on the exterior, the most damaged areas, entry points, smoke staining, and any signs that might point to an ignition source or accelerants without disturbing interior debris. These exterior observations help form an initial hypothesis about origin and spread and guide how to proceed inside, while also protecting potential evidence from contamination and keeping responders safe. Once the exterior has been assessed, investigators plan interior examinations and interviews with occupants, using the exterior findings to focus their search and questions. Checking building permit history can provide helpful context, but it does not offer the immediate scene information that exterior observation provides.