Unable to answer "What are the collection times of this postbox?" for node/26602863 via StreetComplete 25.1:

There is no public letterbox

Attached photo(s):
https://westnordost.de/p/21990.jpg

Unable to answer "What kind of building is this?" for way/269052425 via StreetComplete 25.1:

Car wash

Attached photo(s):
https://westnordost.de/p/22041.jpg

Unable to answer "Is it restricted who may park here?" for way/736725672 via StreetComplete 25.1:

there are three different parking areas, one private (company Oracle), one unclear and one part of Park U.

Attached photo(s):
https://westnordost.de/p/21635.jpg
https://westnordost.de/p/21636.jpg
https://westnordost.de/p/21637.jpg