After months of anticipation, Facebook officially launched its Places feature to check-in to nearby locations and share the place with your friends. The launch includes an API extension to its Graph API, which will first be read only. Launch partners include location-sharing platforms Foursquare and Gowalla, which are part of a private beta for the upcoming read/write API.
Streetlayer is a white label API for real time international address validation, autocomplete and geocoding. This tutorial introduces the streetlayer API including ensuring high-quality data by validating addresses, delivering address suggestions and determining coordinates of street addresses.