Taking help of a guide or a person who is aware of these matters will always be helpful.
Red-light areas in Mumbai: Kamathipura - The largest and best-known red-light district is Kamathipura in Mumbai.
There are these guys called "service provider"s (SP), and you can try to contact them first and ask what kind of girls do they can offer.
Service providers in India are pretty much the same than escort agencies or pimps in western countries.
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