Activity Based Computing 1 COTS 1 Case Study Contextual Dimensions 1 Case Study Contextual Factors 1 Case Study Research 1 Case Study in GSD 1 Change Management 1 Change Models 1 Collaboration Technologies 1 Collaboration Technologies in GSD 1 Collaborative Technologies 1 Critical Incident Analysis 1 GSD Challenges 1 GSE 1 Global Requirements Engineering Challenges 1 Global Software Development 1 Global Software Engineering 1 Multiple Case Studies 1 New Challenges in GSD 1 Proxy Client 1 Qualitative Research 1 RCM Models 1 Requirements Change 1 Requirements Engineering 1 Requirements Engineering Challenges 1 Requirements Management 1 Requirements Management Models 1 Role of Proxy Client 1 Software Configuration Management 1 Spreadsheets 1