The latest buzzwords in the Indian telecom industry are clearly MNP and 3G. While both technologies have been available in other markets around the globe for a while now, they are now just entering the Indian market and already promise to show spectacular results. This paper covers MNP or Mobile Number Portability and what this means to the operator market in terms of advertising opportunities. While there are other whitepapers covering the technical aspects of MNP, this paper is focused on the advertising aspect that MNP brings into the picture.