Intelligent IT (iIT) encompasses the theories and applications of artificial intelligence, knowledge and data engineering, and autonomous agents and multi-agent systems in the context of today's as well as future IT such as Web Intelligence (WI) and Electronic Commerce (EC). It has become the most active, dynamically fast-growing field of research and development in computer science and information technology. The contents of the book include papers which cover new/major topics of Intelligent IT such as Data Mining Agents, Soft Computing in MAS, Web Agents, Ontology Technology in MAS, Knowledge Creating Communities, Intelligent Agents for Web Intelligence, Data Mining for Web Intelligence, Intelligent Agents in e-Commerce and e-Business and Data Mining in e-Commerce and e-Business.