Design and development of electronic handheld wireless device hardware and software; electronic handheld wireless device hardware and software consulting services; multimedia and audio-visual software consulting services; technical support services for wireless electronic handheld devices, namely, providing updating and maintenance of software, troubleshooting of software problems, technical support programs featuring troubleshooting for diagnosis and resolution of problems relating to wireless connectivity devices and related software and hardware; providing an interactive website featuring information about, and support for, electronic handheld units; computer services, namely, creating indexes of information, sites, and other resources available over the Internet or wireless networks for others; providing specific information as requested by customers via the Internet through customized searching at the specific requests of end users, allowing the end user to browse and retrieve information, sites, and other resources available on wireless networks and the Internet; application service provider featuring wireless handheld device hosting software and computer application software for searching and retrieving information from databases, Internet, and wireless data and mobile phone networks, the foregoing in the field of knowledge management; encoding of magnetic coded cards