i am working in a IT company in chennai and i want to prepare for IAS exam so please can suggest me how to start my preparation,which r the books i should follow and which will be a good institute.

At the beggining of the preparation opt for a good coaching centre like Rau's in Delhi. Since you are in job it is understood that you won't be able to join their 4 months course. If possible join it for 4 months. If not then procure the study material and keep giving mock tests for evaluating your

Start reading newspapers (any one that you like the most) and read the entire newspaper. along with this, understand what UPSC is all about... IAS may sound a very glamorous stuff but trust me,,,, it is not like that. Of course if you become a corrupt Officer, you can make a lot of money. Dont trus