The article presents information about Electronic Performance Support Systems (EPSS), which was adopted by Advanced Systems Technology Inc. to solve some recurring problems in the development of courseware for interactive multimedia instruction. EPSS is an integrated electronic environment that is available to and easily accessible by each employee and is structured to provide immediate, individualized online access to the full range of information, software, guidance, advice and assistance, data, images, tools, and assessment and monitoring systems to permit job performance with minimal support and intervention by others.