"22st -> 22nd I assume?? haven't seen the sign in person"
OSM snapshot date: 2025-04-18T15:38:17Z
POI name: Northeast 22st Avenue
POI types: highway-residential
#organicmaps android

"mailbox removed"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-06-08T00:18:23Z
POI has no name
POI types: amenity-post_box
#organicmaps ios

"Closed, new business under construction"
The place has gone or never existed. A CoMaps user reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-07-13T12:01:25Z
POI name: Monkey Subs
POI types: building amenity-fast_food cuisine-sandwich
#CoMaps android

BOA

In context of overlay "Buildings" – Building – way/371574347 via StreetComplete 61.1:

garbage disposal area, no roof, walls, mechanical compactor

Add dog park here

via StreetComplete 60.0

Attached photo(s):
https://streetcomplete.app/p/253833.jpg

Unable to answer "What’s the surface here?" – Foot Path – way/375428733 via StreetComplete 60.0:

This path doesn't seem to exist