O cenário
An online auction platform requires administrative tools to monitor listings, enforce policies, and handle cancellations. This diagram models the key oversight functions.
O que há neste desenho
Entenda as decisões por trás dele.
01
Cancel Auction always includes violation verification (include relationship)
02
Cancellation can optionally notify bidders if the auction already received bids (extend relationship)
For systems needing role-based oversight features with policy enforcement and user communication.