Chambers of Commerce = these organisations represent business and industry in a local area, and persuade local and national governments to invest in infrastructure, education and skills training.
Tradeunions = their jobs is to represent workers in particular industries over issues like pay and conditions; their support is important to many companies that want good worker-manager relationships.
localgroups = regeneration and development involves change, so local environmental groups, historical preservation societies and even wildlife groups need to be involved so that change does not lead to negative local consequences.
Olympic park regeneration: Pros
improved infrastructure
bought more than $9Bn in investment into the east London area