The document discusses different levels of operational reviews that can be implemented to ensure teams are focusing on the right things and continuously improving performance. Mini reviews within a shift analyze data over a short timeframe to provide focus. Tactical reviews within a shift analyze data since the last review to provide focus until the next review. 24 hour meetings analyze data over the last 24 hours and provide focus for the next 24 hours. Weekly/strategic reviews analyze a week's performance to identify improvement opportunities. The reviews have different objectives like identifying greatest losses, reviewing action effectiveness, setting improvement targets. They also have minimum standards like agreed structure and attendance, identifying top losses, assigning responsibilities. Regularly auditing the reviews ensures the accuracy of data