What drives the creation of aggregation in EPCM Rules?

Summary:

A considerable amount of time is spent on creating aggregation of certain rules; while others do not.

There's no other settings to stop or defer the aggregation for each individual rule from what I understand, is that correct?

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):