MENSAH v. ADDISON Landlord and tenant—Recovery of possession—Nuisance—Action for ejectment by landlord on ground of nuisance—Trial judge ordering ejectment on the basis that premises needed renovation despite sufficiency of evidence in proof of nuisance—Whether ejectment order proper—Whether landlord seeking ejectment based on nuisance to comply with L.I. 369, reg. 18—Rent Act, 1963 (Act 220), s. 17 (1) (a), (b), (c), (d), (e), (f), (g), (h), (i) and (k)—Rent Regulations, 1964 (L.I. 369), reg. 18.