Topics of interest include, but are not limited to: Health Informatics as a Service (HIaaS) for any type of health informatics, computation and services Big Data as a Service (BDaaS) including frameworks, empirical approaches and data processing techniques Big Data algorithm, methodology, business models and challenges Security as a Service including any algorithms, methodology and software proof-of-concepts Financial Software as a Service (FSaaS) including risk and pricing analysis; predictive modelling Education as a Service (EaaS) including e-Learning and educational applications Business Process as a Service (BPaaS) including workflows and supply chain in the Cloud Software Engineering approaches, including formal methods, agile methods and theoretical algorithms for Cloud Natural Science as a Service (NSaaS) including weather forecasting and weather data visualization System Design and Architecture Mobile System as a Service (MSaaS) Gaming as a Service (GaaS) Framework (conceptual, logical or software) Analytics as a Service (AaaS) for any types of analytics Electrical Platform as a Service (EPaaS) Energy-saving and Green IT applications Middleware and agents for Cloud, Grid and Cluster Computing Integration as a Service (data; service; business; federated clouds) Scheduling, service duplication, fairness, load balance for SaaS and Analytics Tenant application development including customization, verification, simulation, and testing on SaaS and Analytics SaaS QoS, security, reliability, availability, service bus mechanisms Social Clouds and Analytics User Evaluations and Case Studies SaaS, Big Data and Analytics demonstrations and research discussions from computing scientists, business IS academics and industrial consultants e-Government, e-Commerce, e-Science and creative technologies for the Cloud HCI Modern data center and system architecture to improve performance, security and integration Any emerging services