Participatory governance

Getting people involved in the decisions that affect them. Thatʹs the principle of democracy. But some people don't vote, and sometimes politics seems very disconnected from local needs. Hence the idea of participatory governance, which aims to better include the inhabitants and users concerned in decisions, whether it be for the redevelopment of a square or the waste management of a neighborhood. How does this system work in practice? What are its advantages and limitations?