align/square buildings, delete non-existing ways
add roads connecting settlements
review ==> update & squared buildings
resolve duplicate features ==> amenity=fuel
update buildings, remove useless fountain tags
add landuse, update fuel ==> tag improve via https://nsi.guide
update fuel ==> tag improve via https://nsi.guide
update water, simply/replace/delete multiple useless / non-existing ways
update fuel. add landuse, tag improve
update tags ==> building (node) within building (area)
delete/reuse building (node) within building (area)
delete/reuse building (node) within building (area)
delete building (node) in building (closed way), add university info