was doing Stamp Vending business only in the said place right through. Only after the purchase of the property in the year 2003, the petitioners filed the Rent Control Original Petition for eviction on the ground of own use and occupation. That apart, P.W.1 in his evidence has stated that he was also doing real estate business in his house and he require the petition premises to have his office for doing real estate business. However, in the cross examination, P.W.1 deposed that he is working in Appaswamy Real Estate on a monthly salary of Rs.8,150/-. Therefore, P.W.1 has given contrary evidence. At the first instance, he deposed that he was doing real estate business and in the cross examination he deposed that he was working in Appaswamy Real Estate on a monthly salary. When the Revenue Authorities have issued Stamp Vending Licence in favour of the 1 st petitioner to do business at Door No.41/6, Kamarajar Avenue, II Street, Adyar, Chennai – 600 020. The petitioner cannot change the place of business to some other place without the concurrence of the Revenue Authority.