On Fri, 12 Jan 2018 06:55:56 +0400 (GMT+04:00) "Jack Armstrong Dancer at sprynet.com" <jacknstacy at sprynet.com> wrote: > I can't seem to find anything on the OSM Wiki. Have you checked https://wiki.openstreetmap.org/wiki/Key:description ? It has "Never use description=* to add advertising messages."