Audit trail is an important process in tracking and documenting any changes made to a system or record. Synonyms for audit trail include paper trail, audit log, event log, system log, and trail of evidence. These synonyms all imply that there is a documented record of actions taken, changes made, and events that occurred within a system or process. Having a reliable audit trail can help detect and prevent fraud, ensure accountability, and maintain compliance with regulations. It is essential for organizations to maintain a clear and concise audit trail to be able to track changes to data, systems, and processes for optimal management and business operations.