The document is a manifesto from a citizens group in Aveiro, Portugal called "Amigos d'Avenida" that is concerned with the future development, regeneration, entertainment, and artistic policies for public spaces in the city. The manifesto proposes 10 principles to guide interventions in public spaces, such as motivating regular use by the population, promoting social interaction, supporting diversified cultural activities, creating an environment for experimental art, valuing the city's memory, promoting social responsibility, and guaranteeing an inclusive and integrated public space network.