The document provides an overview of the evolution of HRIS (Human Resource Information Systems) from the early 20th century to present day. It discusses how HRIS evolved from basic record keeping on mainframe computers to modern cloud-based systems that provide functionality for recruitment, benefits management, payroll, and more. The document also outlines some common reasons for HR technology failures such as not properly defining business requirements and lack of change management. Finally, it lists several key requirements for successful HR technology implementation including clear goals, effective processes, the right technology solution, and change management.