Unable to answer "Is this still here?" – P. F. Walker (Upholsterer) – osm.org/node/4686852033 via StreetComplete_ee 60.3:

Unclear what it is. Sign reads:

CIRCUS
Vintage and Curios

Another sign gives open hours as Saturday 10am-4pm.

"No longer accepts cash. Now only cards."
OSM snapshot date: 2025-02-27T10:33:49Z
POI name: Chapter One
POI types: wheelchair-limited amenity-cafe cuisine-coffee_shop cuisine-vegan cuisine-vegetarian
#organicmaps android

"Visited in person"
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: amenity-toilets
#organicmaps android

"Contains/Is the "Academy of Sport and Wellbeing""
OSM snapshot date: 2025-02-27T10:33:49Z
POI has no name
POI types: building
#organicmaps android

"Long since closed. Premises taken over by Nae Limits."
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: 2024-11-07T01:45:44Z
POI name: Allium Garden Centre
POI types: wheelchair-yes shop-garden_centre
#organicmaps android

"Basic U shaped stands. No shelter."
OSM snapshot date: 2024-06-13T18:38:33Z
POI has no name
POI types: amenity-bicycle_parking
#organicmaps android

In context of overlay "Addresses" – osm.org/way/626796692 via StreetComplete_ee 59.2:

Looks like extension to adjoining house. Not a separate structure.

Unable to answer "Is this inside a building?" – Tesco Bank (ATM) – osm.org/node/5966332636 via StreetComplete_ee 58.0:

Gone. Clear where it used to be.

"Gone. Building is signed as "YMCA Tayside" but that too is now closed. Unit is street numbers 25-29."
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: 2024-08-10T16:22:45Z
POI name: Craigdon Mountain Sports
POI types: shop-outdoor
#organicmaps android

"Outbuildings/Sheds. Firewood store etc"
OSM snapshot date: 2024-09-04T00:27:27Z
POI has no name
POI types: building
#organicmaps android