Please help

Hello, I am from west Bengal. I am Senior citizen. I want to rent my 6 room at 1500 each.But I have fear that if any tenant don't want to vacant my home after agreement end.the court processes are very slow and expensive.so I have few question Please tell me the safest strategy( how to make proper agreement before rent the house) that will help me to vacant tenant easily after end of agreement Please tell me is their any rule in west Bengal like Uttar Pradesh that say that if landlord rent the house at 2000 or more ,he is out of rent control act. Please tell me if I make agreement of 11month, and after agreement end I told tenant to vacant ,he deny., can I easily vacant that or I have to wait until tenant wish.or can tenant goto court for stay orders and stay until judgement come.if I want to go to court,will it be easy for me or complicated .and time consuming How many time renewal will be fine of 11month contract.will it be 3times OK . Please help me ,I am senior citizen Provide me the proper way which will help me to vacant easily in future.