Room Rental (Roommate) Agreement – For the parties living in a shared home to explain the rules and fees of each living companion. Roommate (Room Rental) Agreement.A roommate agreement is a rental contract between the individuals living together that outlines the rules for the property. A New York lease agreement is a contract that outlines the intricacies surrounding a rental property, typically involving two (2) parties. A New York lease agreement is used to formalize the rental arrangement between tenant and landlord. A New York lease agreement is a document a landlord creates to rent out their property to a tenant. For overviews of vacancy leases, renewal leases, rent increases, preferential rent, and the lease rider, see the Fact Sheet section. Facilitate hassle-free room rentals with our comprehensive lease for room rental.