The document summarizes Plan Melbourne, a large public consultation to help shape the future of Melbourne, Australia to 2050. Over 50,000 people participated through various channels like surveys, forums, social media and a website. Key findings included the importance of consistent messaging across multiple channels, continual evaluation to refine the approach, and the value of partnerships to help manage such a large initiative. Social media was highly effective at increasing reach and engagement. The consultation represented the largest in Victoria's history and provided valuable insights to help plan Melbourne's long term development.