If you need to find prostitutes in Chennai then it seems you will be in great luck. The Kodambakkam district in what is known as "Kollywood" is a place where one can buy sex from the streets at a very low cost.
Where to find prostitutes in Chennai
Not only is Chennai overrun with working girls forced to the streets by violent and abusive pimps, but many other women will exchange sexual favours in return for cash due to extreme poverty.
Then there is also the fact that Chennai has become a center of moral degradation lately.
Here are two resources that cover the matter in more detail: