This document discusses adverse possession, which refers to a situation where an individual who possesses property owned by someone else can become the legal owner if they meet certain occupancy requirements for the statutory period defined by law, usually 7 years or more. It notes that non-resident Indians often face issues of illegal possession and adverse possession of their properties due to prolonged absence. The document provides details on the requirements to claim adverse possession, such as continuous, hostile, actual, exclusive and open possession for the statutory period. It also discusses steps owners can take to prevent illegal possession of their properties and legal remedies available if possession has been lost.