Looks like some bad sidewalk geometry here. Double-check?

via StreetComplete 53.0

Unable to answer "What street is this on?" – house number 1210: Commercial Building – https://osm.org/way/950222160 via StreetComplete 57.3:

Demolished. Just a flat lot here

Unable to answer "How many levels above the basement does this building have?" – house number 1976: Commercial Building – https://osm.org/way/953528032 via StreetComplete 57.3:

This is a gas station carport

Unable to answer "Do these steps have a ramp? What kind?" – Steps – https://osm.org/way/849345775 via StreetComplete 57.3:

This is all ramp, no step

Unable to answer "What kind of building is this?" – https://osm.org/way/950223031 via StreetComplete 57.3:

Should be split in two

Is this two buildings on top of each other? It looks like something sick is going on here

via StreetComplete 57.3

Unable to answer "What kind of building is this?" – https://osm.org/way/950226228 via StreetComplete 57.3:

Two separate houses here

Unable to answer "What kind of building is this?" – https://osm.org/way/950223089 via StreetComplete 57.3:

Torn down, just flat bricks

New homes here

via StreetComplete 57.3

Attached photo(s):
https://westnordost.de/p/212224.jpg

Unable to answer "What kind of building is this?" – https://osm.org/way/950223625 via StreetComplete 57.3:

This looks to be a backyard (sorry, not taking a photo into someone's fenced yard lol)