Sorry, I didn't quite understand your answer. Did I correct something wrong?

Welcome to OSM! Please use the key building instead of building3. Probably the result of a small operating error in the editor used.

Welcome to OSM! Please move your business to the right building.

Hello! Please have a look on osm.org/way/1208911828. What is the mean of the tags
CATEGORIA = Parques Naturales Regionales
FECHAACT = 2015-05-28 00:00
HARES = 3107.0
IDPNN = 1000
NOMBRE = Paramo de Paja Blanca Territorio Sagrado del Pueblo de los Pastos
ORG = CORPONARINO
RESOLUCION = 010
URL_FUENTE = https://runap.parquesnacionales.gov.co/area-protegida/1000
?

I assume that the country codes RU are not part of the destination keys, or?

Hello! Please have a look on osm.org/way/1208697190.
What is the mean of the tags
county = Kakamega
cuid = BjC1xL40gHo
gid = 1684
pop2009 = 30584.0
scuid = ssbO49f0iLN
subcounty = Matungu Sub County
uid = PXAviuGXJGl
ward = Mayoni Ward
Please have a look on osm.wiki for the correct notation of population (my assumption)

Welcome to OSM! Please don't mark the whole property as building. Only mark the building as building.

Hello! Please have a look on osm.org/node/11201158911, osm.org/node/349333076. What is the mean of the tag
de:08236:2203:0:1 = de:08236:2203:0:2
?

Welcome to OSM! Please have a look on osm.org/node/11200466482. What is the mean of the tag
coordenates = 68.33795° N, 18.75077° E
Please notice: Every node has coordinates as part of the object node. We didn't additional keys.
What is the mean of the key name (a name of an object without a description of the object is useless!)?

Hello! Please have a look on osm.org/way/1205727034. What is the mean of the tags
areatype = 10
contour = depth
contourarea = depth

Hello! Please have a look on osm.org/way/556326367. What is the mean of the tag Avenida = Beira-Mar? Did you mean addr:street= Avenida Beira-Mar (in this case you miss the house number).

Hello! Please have a look on osm.org/way/1208785170. What is the mean of the tag am = water?

Hello! Please have a look on osm.org/node/11201123271. What is the mean of the tags
addr:RU:egrn = обл. Кировская р. Верхнекамский г. Кирс ул. Нижняя д. 14
addr:RU:egrn_type = PARCEL
addr:RU:extracted_name = Нижняя д. 14
addr:RU:extracted_type = улица
addr:RU:parsed_housenumber = 14

Welcome too OSM! I remove your SEO SPAM (mostly foreign keys). Please have a look on osm.wiki .

Welcome to OSM! I remove your SEO SPAM entry (mostly wrong keys). Please have a look on osm.wiki for more details.

Welcome to OSM! Is the whole building a parking area or only the roof? See osm.wiki/Tag:amenity%3Dparking. If the building has been disturbed and a parking lot has been reestablished on the vacated space, then the other building information should also be deleted.

Hello! Please have a look on osm.org/relation/16328660. What is the mean of the tag edifc_ty=01?

Hello! Please have a look on osm.org/way/1208150528. What is the mean of the tag en:Seok = Pass?

Hello! Please have a look on osm.org/way/1207792181. What is the mean of the tag \ = construction?

Welcome to OSM! Please see the new version of your entry. Questiion: Did you mean a place for soccer (or other sports) or a real playground for childs (see osm.wiki)?