Nasdaq's Level 2 subscription service is intended to provide market depth and momentum statistics to traders. It is a valuable tool for those who want to get a bird's eye view of market action.However, it is important to remember that this service is not perfect. There are times when the data it provides can be inaccurate or misleading. Nevertheless, Nasdaq's Level 2 subscription service can be a helpful resource for those who want to stay on top of the markets.