This document discusses the requirements and advantages/disadvantages of internet-based payments or e-payments. The key requirements are security, integrity, authentication, being reversible, standardized, and scalable. The main advantages are that e-payments save time, are more efficient and secure, help reduce carbon footprints, and increase confidence. However, disadvantages include potential service fees, risk of theft from cybercriminals, technical problems causing outages, and difficulty in remote areas with low digital access.