Unable to answer "What’s the title of this information board?" – Information Board – osm.org/node/2459705618 via StreetComplete 60.3:

Durch Graffiti vollständig unleserlich

Unable to answer "Do you have to pay to park here?" – Best of Cars GmbH (Parking Lot) – osm.org/way/1207383744 via StreetComplete 60.3:

Privatparkplatz

osm.org/node/10036677135/history

Is it their internal corporate office or place where you walk in from street to arrange this service?

(it is company handling vehicle registration paperwork for you, see osm.org/changeset/126378231 )

Unable to answer "Is this still here?" – Halal Land (Convenience Store) – osm.org/node/4873702858 via StreetComplete 61.0:

betreutes wohnen

Unable to answer "Is this still here?" – on level 0: Arnold Domnik Books & Nonbooks (Bookstore) – osm.org/node/10036687090 via StreetComplete 58.2:

Sieht geschlossen aus

Allgemeiner Turnverein 1845 e.V. (ATV Leipzig)

osm.org/node/2267278517

https://www.wikidata.org/wiki/Q3484790 link in brand:wikidata is suspicious.

It links to entry about Simply Market brand by Auchan which apparently got renamed.

Is this shop actually branded as Simply Market? Or maybe Wikipedia is wrong? Or maybe it is a Simply Market that has no relation with Auchan (in such case brand:wikidata) is wrong?

Bauschild

via StreetComplete 60.3

Attached photo(s):
https://streetcomplete.app/p/268159.jpg

Unable to answer "What is the width of the opening here?" – Gate – osm.org/node/9472559299 via StreetComplete 60.3:

Wegzugang wurde dauerhaft verschlossen. Kein Tor mehr vorhanden.

Attached photo(s):
https://streetcomplete.app/p/274241.jpg

Unable to answer "Is this road completed?" – Kreuzstraße (Road Under Construction) – osm.org/way/1217588573 via StreetComplete 60.3:

Z.Zt Einbahnstraße (nur Richtung Ludwig-Erhardt-Str. befahrbar) wegen Bauarbeiten am Häuserblock, keine Straßenbauarbeiten.