The OSM licence (the ODbL 1.0[1]) requires this of the attribution: > You must include a notice associated with > the Produced Work reasonably calculated to ma

The OSM licence (the ODbL 1.0[1]) requires this of the attribution: > You must include a notice associated with > the Produced Work reasonably calculated to make any Person that uses, > views, accesses, interacts with, or is otherwise exposed to the Produced > Work aware that Content was obtained from the Database, ... and that it > is available under this License. i.e. the notice must be such that regular people using this site will know about this. There must also be a similar notice on the produced map. [1] https://opendatacommons.org/licenses/odbl/1.0/ https://opendatacommons.org/licenses/odbl/1.0/