By writing to your anticipated tenant relative who may be moving in. Tell him you have given your attorney a heads-up and a few details.Occupant is entering into this Residential Occupancy Agreement with Landlord to lease the Leased Premises. Renters are responsible for cleanliness and safety. You may rent without any formal agreement, or you may have a lease agreement. This agreement includes basic guidelines and policies as well as the rental dates for living in the residence. This requires the signature of a legal adult.