Initially one needs to understand the fact that why India is more preffered over other countries as far as giving call center assisatance is concerned. A very important factor that comes into consideration is the currency exchange rates. The fact that all the big guns that are located outside India deals with a currency which has a greater value when compared Indian Rs. Moreover there is also a time factor which allows the companies to gain time and be ahead of other call centers which are located at places having timezone lagging as compared...
