In addition to inquiry of management and others, perform other risk assessment procedures (observation and inspection or walkthroughs) considered appropriate, to obtain an understanding of controls (i.e. to evaluate design and implementation of relevant controls), if any, that management has established to authorize and approve significant unusual transactions.
Document the work at 2.7.1. If the entity has process level controls regarding significant unusual transactions, the work could be attached to this screen or documented in 2.11 series.