We have use open data: Census, OSM, geonames... so the data is open: http://opendatacommons.org/licenses/odbl/ http://opendatacommons.org/licenses/odbl/ If do y

We have use open data: Census, OSM, geonames... so the data is open: http://opendatacommons.org/licenses/odbl/ http://opendatacommons.org/licenses/odbl/ If do you have any more info let me know.