This document discusses location based services and how they are becoming increasingly important with the rise of smartphones and mobile internet access. It provides examples of several location-based social networking services like Foursquare, Gowalla and Brightkite that allow users to check-in at locations and share their whereabouts with friends. It also discusses how platforms like Facebook and Twitter are looking to enhance their services with native location-based features. Overall, location data and services are seen as important for connecting users with relevant content, offers and experiences based on their real-world locations.