This book constitutes the refereed proceedings of the 13th IFIP WG 5.5 Working Conference on Virtual Enterprises, PRO-VE 2012, held in Bournemouth, UK, in October 2012. The 61 revised papers presented were carefully selected from numerous submissions. They provide a comprehensive overview of identified challenges and recent advances in various collaborative network (CN) domains and their applications with a particular focus on the Internet of Services. The papers are organized in topical sections on service enhanced products
service composition
collaborative ecosystems
platform requirements
cloud-based support
colllaborative business frameworks
service design
e-governance
collaboration in traditional sectors
collaboration motivators
virtual organization breeding environments
collaboration spaces
designing collaborative networks
cost, benefits and performance
identification of patterns
co-innovation and competitiveness
collaborative behavior models
and risks, governance, trust.