What is the trigger action for reserve rules?

The trigger action for reserve rules is creation. In the context of insurance and financial management, reserve rules are typically invoked when new reserves are established for claims or policies. This action is crucial because it involves setting aside funds to cover potential liabilities, reflecting a proactive approach to risk management.

When reserves are initially created, it allows for the assessment of expected losses based on various factors, including past claims data and actuarial estimates. The establishment of these reserves triggers relevant calculations and business logic that ensure adequate funds are allocated to meet future obligations.

In contrast, actions like modification or deletion pertain to changes in existing reserve amounts or the removal of reserves respectively, which do not initiate a new assessment of the reserves in the same way as creation does. The review process is about evaluating existing reserves rather than triggering new rules or calculations. Therefore, creation is the foundational action that instigates the application of reserve rules, making it the correct choice for understanding how reserve management functions within the framework of Guidewire and its business processes.