Unable to answer "What’s the surface here?" – on level -1: Foot Path – way/397246948 via StreetComplete_ee 60.2:

Existiert nicht

Pedestrian pavement ends here, the construction site has taken over.

Unable to answer "Are these opening hours still correct?" – on level 0: Fantasia (Tattoo Parlor) – node/3391048636 via StreetComplete 60.2:

Nagelstudio

Unable to answer "How many steps are here?" – Steps – way/284268039 via StreetComplete 60.3:

Hier sind zwei Treppen eingezeichnet, die aber eigentlich eine sind und über mehrere Ebenen im Kreis gehen. Insgesamt sind es 48 Stufen.

"wrong number"
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: 2025-02-27T10:33:49Z
POI has no name
POI types: building-address
#organicmaps android

Durukan ist raus, Geschäft steht leer.

"Fax No would be +493062845570"
OSM snapshot date: 2025-02-27T10:33:49Z
POI name: Praxis Emin (Dr. (TIP/Tr) Mehmet Emin Turgut)
POI types: amenity-doctors
#organicmaps android

"The Specialties of the practice should not be part of the place's name but still be shown somewhere. (this could be a field not only in the medical area but also for e.g. lawyers)"
OSM snapshot date: 2025-02-27T10:33:49Z
POI name: Praxis Emin (Dr. (TIP/Tr) Mehmet Emin Turgut), Diabetologie, Hausärztliche Versorgung)
POI types: amenity-doctors
#organicmaps android

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: 2022-05-15T14:57:35Z
POI name: The Future Breakfast
POI types: internet_access-wlan wheelchair-limited amenity-cafe
#organicmaps ios

"Das Brot der frühen Jahre - Bäckerei"
OSM snapshot date: 2024-11-07T01:45:44Z
POI has no name
POI types: entrance
#organicmaps android