"place is not at this location. a few meters south east is the correct place."
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: 2024-02-28T20:33:36Z
POI name: Säälchen
POI types: entrance-main amenity-nightclub
#organicmaps android

"also unmapped trails to this camp ground"
POI has no name
POI types: tourism-camp_site
OSM data version: 2018-07-05T18:22:02Z
#mapsme

Main bus terminal in xela (OSM data version: 2016-08-22T09:03:02Z) #mapsme

name changed to LA RED KAT (OSM data version: 2016-08-22T09:03:02Z) #mapsme

Native Maya Guide offering Tours in his sewing store. (OSM data version: 2016-08-22T09:03:02Z) #mapsme

new owner since sep/oct 2016. now called "Lar Antiqua Hotel" (OSM data version: 2016-08-22T09:03:02Z) #mapsme

Double entry. This one is the correct location. The other location further east provided by booking.com is incorrect! (OSM data version: 2016-08-22T09:03:02Z) #mapsme

"Restaurant is closed permanently / is looking for new owners "
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI name: Wirtshaus Zur Klostermühle
POI types: building amenity-restaurant
OSM data version: 2020-04-02T17:07:40Z
#mapsme

Shop hours in Summer:09-17 (OSM data version: 2016-07-15T17:38:02Z) #mapsme

"Car parking spot"
POI has no name
POI types: amenity-motorcycle_parking
OSM data version: 2018-07-05T18:22:02Z
#mapsme