Padasjoki: Sort the boundary segments.
Ähtäri: Sort the boundary segments.
Loimaa: Add a missing boundary segment.
Huittinen: Add a missing boundary segment.
Satakunta, Varsinais-Suomi: Add a missing river segment.
Varsinais-Suomi: Sort the boundary segments and add a missing segment.
Remove an unused boundary way.
Sysmä: Sort the boundary ways and remove a bogus segment.
Luhanka: Sort the boundary ways and remove a bogus segment.
Joutsa: Sort the boundary ways and remove a bogus segment.
Länsi-Suomi: Sort the boundary ways and add one missing segment.
Etelä-Suomi: Sort the boundary ways and add one missing segment.
Päijät-Häme: Sort the boundary ways. Remove one duplicate boundary line from the relation.
Tag the whole roundabout with the same tags.
Remove redundant turn restrictions. Turning against oneway direction is forbidden anyway.