The document outlines 10 factors that led to the success of an initiative to address social nuisance issues involving groups of young people congregating in a public square. The factors included thoroughly analyzing the problem with all stakeholders, actively involving the target group in finding solutions, implementing both short-term and long-term interventions, coordinating existing youth services, having youth workers engage with youth directly in the community, empowering youth to take initiatives, balancing prevention and enforcement, gaining political support, prioritizing communication, and taking a continuous process approach.