Part Strategic Aspects -- Exploring the Relationship between Partnership Model Participation and Interfirm Network Structure: An Analysis of the Office365 Ecosystem -- Ecosystem-Driven Software Development: A Case Study on the Emerging Challenges in Inter-organizational R&D -- Why Early-Stage Software Startups Fail: A Behavioral Framework -- Part Startups and Software Business -- A Comparative Perspective between Investors and Businesses Regarding Success Factors of E-Ventures at an Early-Stage -- From Agile Software Development to Mercury Business -- The Role of Business Model and Its Elements in Computer Game Start-ups -- Part Products and Service Business -- Following the Money: Revenue Stream Constituents in Case of Within-firm Variation -- Defining the Process of Acquiring Product Software Firms -- Productization of an IT Service Firm -- Part Software Development -- Software Development as a Decision-Oriented Process -- Automated User Interaction Analysis for Workflow-Based Web Portals -- Orchestrate Your Platform: Architectural Challenges for Different Types of Ecosystems for Mobile Devices -- Part Ecosystems -- ESAO: A Holistic Ecosystem-Driven Analysis Model -- KPIs for Software Ecosystems: A Systematic Mapping Study -- Evaluating the Governance Model of Hardware-Dependent Software Ecosystems – A Case Study of the Axis Ecosystem -- Part Platforms and Enterprises -- App Store Models for Enterprise Software: A Comparative Case Study of Public versus Internal Enterprise App Stores -- Impact of Cloud Computing Technologies on Pricing Models of Software Firms – Insights from Finland -- What Influences Platform Provider’s Degree of Openness? – Measuring and Analyzing the Degree of Platform Openness -- Part Industry Session -- Analytical Open Innovation for Value-Optimized Service Portfolio Planning -- Observed Effects of Free Software on Software Development and Requirements Management -- Part Short Papers -- The Preliminary Results from the Software Product Management State-of-Practice Survey -- Alignment Issues in Chains of Scrum Teams.