These Rent Control Revisions arise out of a common judgment dated 30.11.2018 in R.C.A.Nos.22 and 30 of 2014 of the Rent Control Appellate Authority (Additional District Judge-II), Thalassery, which arises out of a common order dated 30.11.2013 in R.C.P.Nos.205 and 207 of 2012 on the file of the Rent Control Court (Principal Munsiff), Kannur. The Rent Control Petitions, namely, R.C.P.Nos.205 and 207 of 2012, along with the connected matter, i.e., R.C.P.No.203 of 2012, were filed by the landlords under Section 11(3) of the Kerala Buildings (Lease and Rent Control) Act, 1965, seeking eviction of the respective tenants from the petition schedule shop rooms. The need projected in the Rent Control Petitions for seeking an order of eviction under Section 11(3) of the Act is that of the landlords to start a supermarket in the petition schedule shop rooms. In R.C.P.No.205 of 2012, seeking an order of eviction under Section 11(4)(ii) of the Act, the landlords contended that the tenant, without the consent of the landlords, made material alteration diminishing the value of the petition schedule shop room. Before the Rent Control Court, the Rent Control Petitions were tried together. On the side of the landlords, Exts.A1 and A2 were marked