A Resident Caretaker is a person who is responsible for the maintenance and upkeep of a residential building or complex. They are often referred to as a CONCIERGE, which is a French term meaning 'keeper of the keys'. The Resident Caretaker is responsible for ensuring that the building is kept in good condition, as well as providing services such as security, cleaning, and other duties as needed. They may also be responsible for managing the building's finances and dealing with tenant issues.