Ovum's Location Platform Index provides an ongoing assessment and subsequent ranking of the major vendors in the location platform market, with particular reference to the mapping and navigation space. The index evaluates each vendor based on two main criteria: the completeness of its platform and the platform's market reach. It considers the core capabilities of the location platform along with the information that the platform opens up to developers and the wider location community. The index provides an overview of the market and assesses the strengths and weaknesses of the leading players. It also highlights the key trends in the mapping space that vendors must keep up with if they want to stay ahead of the game.