my father and me jointly own a property. the ownership rights is only towards vacant land. only ground floor is constructed out of the land and i am staying in the property with father and my wife. after a while, due to differences between us he stays with sister. he proposed to develop the property by adding more floors in the building a let it out for rent. as i was in good terms he asked to enter into agreement and collect the rent myself. i started to receive the rents but after a while he changed his mind and now asking me to vacate the house and hand over the property to him. all negotiations failed. please advise me. am i having legal right. to what extent. what will be my position if he goes to court.