This document discusses clinical information systems (CIS) and their implementation and use in healthcare. It provides an overview of key CIS components and benefits, including improved access to patient data, clinical decision support, and increased safety and quality of care. The document also addresses CIS education and training for users, costs and funding, legal and regulatory requirements like HIPAA, and the importance of clinician and staff involvement to realize the full benefits of CIS. Regular system updates and customization are needed to address errors or changes in workflow.