In context of overlay "Addresses" – ПТТС София 136-1836 (Post Office) – osm.org/node/254473355 via StreetComplete 61.1:

This is бл. 10 so either the address or the location is wrong

In context of overlay "Surfaces" – Foot Path – osm.org/way/364042215 via StreetComplete 61.1:

Delete

Unable to answer "What are the opening hours here?" – Валтеа (Driving School) – osm.org/node/12906060917 via StreetComplete 61.1:

See

Attached photo(s):
https://streetcomplete.app/p/283756.jpg

Unable to answer "What are the opening hours here?" – on level 1: Billa Express (Supermarket) – osm.org/node/11701089602 via StreetComplete 60.3:

Delete, doesn't exist

Construction

via StreetComplete 61.1

Blocked by planters

via StreetComplete 61.1

Unable to answer "What’s the surface quality here?" – Foot Path – osm.org/way/1394188565 via StreetComplete 61.1:

Delete, covered by construction area

In context of overlay "Street lighting" – Foot Path – osm.org/way/315543145 via StreetComplete 61.1:

Blocked by construction

Unable to answer "Who is allowed to use this playground?" – Playground – osm.org/node/4446727183 via StreetComplete 61.1:

Delete