Do you know anyone with a car glovebox full of inked-up road maps? What a waste of paper (and ink!). Using Google Maps is, of course, the preferred method to mark up maps. One tool that makes it especially easy is Scribble Maps. And now it's testing "pro" features, a fee-based service with even more features.
Every day Foursquare users create millions of check-ins using the location-sharing platform. Those may be only a small fraction of the traffic seen by its API, which we've estimated receives at least 5 billion requests per month. The company continues to expand the local data made available via its API, so developers of all sorts are finding it a rich resource for building their apps.