Information systems in healthcare and public utility services depend on c- puting infrastructure. Many research e?orts are being made in related areas, such as mobile computing, web-based computing, and information extraction and handling. Government agencies in a few countries also plan to launch many facilities in education, healthcare, and information support as e-government - itiatives. In this context, Information Interchange Management has become an important research ?eld. A number of new opportunities have evolved in design and modeling based on the new computing needs of users....