The document is a request letter from the Head of Department of a School of Social Work seeking permission for two students to conduct research for their term paper dissertations. The first student, Mr. XYZ, is requesting permission to study the effectiveness of welfare programs as perceived by inmates at a welfare institution in Mangalore. The second student, Ms. Savitha D'Souza, is seeking permission to study the psycho-social problems faced by girls trafficked for commercial sex work. Both letters assure that any information collected will remain strictly confidential and only be used for research purposes.