Missing Person Investigation means searching for someone who has suddenly disappeared and cannot be found. This person could be a child, teenager, adult, old person, or someone who ran away or got lost. In such cases, private intelligence or police collect important information like where the person was last seen, who they spoke to, CCTV footage, phone records, and other clues. They may talk to family, friends, or witnesses to find out more. This investigation helps fi nd out if the person is missing by choice or if something wrong has happened like kidnapping, accident, or crime. It is very helpful for families who are worried and want their loved one back safely.