Every case, including the ones with low transferability to most contexts. Low is information - it tells you what to check before you try.
The bars on the right show overall transferability - how broadly this case's model applies beyond its original context, averaged across six dimensions explained on each case page. More filled is more broadly transferable; fewer filled means it depends heavily on this specific context.
Citizens directly allocated a share of the city's investment budget through open neighbourhood assemblies, and the model was later copied in more than a thousand cities worldwide.
A central-government target for every council to run participatory budgeting mostly produced small discretionary grant schemes rather than the budgetary authority Porto Alegre's citizens held.