Ad Networks and Exchanges are revolutionizing the way media is bought and sold. With the rapid growth of the Internet, the online advertising industry is always evolving: there’s always new technology being designed. new ways of reaching an audience and better ways to measure financial returns. The online advertising marketplace is more crowded than ever today with ad networks, ad exchanges, Demand Side Platforms(DSPs), Selling Side Platforms(SSPs), analytics providers, data aggregators, mobile ad networks and social media companies, and so on. Technology landscape provides opportunities for advertisers to implement targeted and relevant marketing campaigns. Managing the host of networks, exchanges, and publishers can get cumbersome if the right technology infrastructure is not in place. The task of getting the right message to the right audience at the right time in the right place can be achieved through greater insights into audience data using a real time targeting strategy that is backed by advanced technology tools.