I've been collecting a variety of ways people have been creatively merging data from various places outside of Google into Google Maps for a round-up article. But Wired's Hey Google, Map This! article out today provides all that and more. So check it out and learn how craiglist apartment rentals or Yahoo's traffic alerts are being placed into Google Maps through grassroots efforts, rather than by Google directly.
Optimising Digital Marketing Campaigns with Search, Social and Analytics
At SES London (9-11 Feb) you'll get an overview of the latest tools, tips, and tactics in Paid, Owned, Earned, Integrated Media and Business Intelligence to streamline your marketing campaigns in 2015. Register by 31 October to take advantage of Early Bird Rates.