Hello! Please have a look on way/1454589568, way/1454589571. What is the mean of the tag 20.12 = 20.12?

Hello! Please have a look on way/1459250264 (One of nearly a hundred objects). What is the mean of the tags
artificial = F
cod = relation/45500400108000000
id = 6435010
natura = 1
ogr_fid = 25088
origine = 2
sottopasso = N
tipo_eleme = 1
tipo_ramo = 1
?

Welcome to OSM! Please be careful! You moved the node node/11924611464 more than 100 meters over streets and buildings.
I moved the node back to the original position.

Welcome to OSM!

Short hint for the value of the key service_times. Is the service held every day or only on Sundays? In the latter case, you forgot the day abbreviation Su.
By the way, we write the time in 24-hour notation and do not abbreviate minutes.

Welcome to OSM! Please be careful! You moved the node node/6801680033 more than 100 meters over streets and buildings.
I moved the node back to the original position.

Does this point have a real address and its own name?

Hello! Please have a look on node/13380377898 (one of twenty six objects). What is the mean of the tags
Coin = Familial
Nouveaux = locaux
?

Welcome to OSM! Please notice for a valid address you need addr:housenumber and addr:street.

Welcome to OSM! Please notice the difference between a name and a description.
If you need more information (and cannot find any examples or ask anyone else), please visit our wiki at osm.wiki.

Welcome to OSM! Please notice the difference between a name and a description.
If you need more information (and cannot find any examples or ask anyone else), please visit our wiki at osm.wiki.
And please move the address to the main building!

Thanks for the correction. Unfortunately, you overlooked a few relations. See https://overpass-turbo.eu/s/2hmC .

Hello! Please have a look on way/1458759205 (one of over one thousand five hundert objects). What is the mean of the tag Localiza = Urbana?

Welcome to OSM! Please be careful! You moved the node node/6284633523 more than 100 meters. Please check the correct position. If you need help, you are welcome!

Welcome to OSM! Sorry, but business entries without addresses are not in line with OSM. Please add the street and house number, or we will have to mark this as SPAM.
I have now reverted your changes.

Welcome to OSM! Thanks for your addition!

Please remember that an address must consist of at least a house number and street name (additional information such as city, country and state can be calculated using the available boundary data).

Welcome to OSM! Please have a look on way/1458615301. You miss the key addr:street.

Welcome to OSM! Thanks for your addition!

You only added the name of a business to the building, but did not note that there is also a business there. If you do not know the spelling of the tag, please look it up in the wiki osm.wiki.

Welcome to OSM! Sorry, but business entries without addresses are not in line with OSM. Please add the street and house number, or we will have to mark this as SPAM.
I have now reverted your changes.

Welcome to OSM! Sorry, but business entries without addresses are not in line with OSM. Please add the street and house number, or we will have to mark this as SPAM.
I have now reverted your changes.

Welcome to OSM! Please notice this is a production database.
Please only draw in existing objects and facts. I have now reverted your changes.