Good mars, saturn and connection of 4th lord/4th house with 11th or 2nd house or lord.
4th house/lord connected with 11th house/lord or 2nd house/lord - this connection specially in 2nd or 11th house is great for rental income. If 7th and 10th house /lord making connection with above combination then good chance person has this as business/career . Like you must have seen some native dependent on rental income and they often give multiple apartment/house on rent.
