21. How to make the OpenStreetMap?
F i e l d wo r k
D o n a t e
M a p s
← by Paper potlatch2 JOSM
E d i t i n g o n t h e n e t
U p d a t e *
by PC →
by Smartphone →
Pushpin OSMTracker
* Update timing depend on each services
①
③
④
②
iD
http://osm.org