Data re-users find a number of mistakes in the data that they get from Wikidata. We'd like to have standardized tools and processes to get feedback from the institution/company/... that uses our data so it can be corrected in Wikidata.

Potential problems we might get reports about:

• wrong/outdated data
• duplicate items
• ...

Existing tools and processes:

Notes:

• See T202530 for the inverse