Google Maps and Their Data Providers over at O'Reilly Radar looks at how for Google Maps, data comes from NAVTEQ while the Google Maps API draws from TeleAtlas data. Why? The assumption is that Google can't get the agreement needed from NAVTEQ. Both Yahoo and MSN make use of NAVTEQ for in both web and API presentation of map data, and that might be tied into commercial products.
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.