The document summarizes Avinash's visit to the Police Station South Rohini in Delhi. It includes an acknowledgement, details of the 3-day visit in October 2011, and its purpose to understand police organization and functioning. The document describes the organizational structure of police from state level down to police station. It provides observations of the reception area, duty officer, investigation room, records room, police property storage, computer and wireless rooms, and lock-ups in the police station. It also explains case diary preparation and personal observations from the visit.