These two requirements ensure that valid data is used in a case. The data fits the business logic means that the data values are consistent with the rules and conditions that define the case behavior and outcome. The data is the correct field type means that the data values match the expected format and structure of the field properties, such as text, number, date, or email. References: https://community.pega.com/knowledgebase/articles/data-management-and-integration/86/data-types https://community.pega.com/knowledgebase/articles/data-management-and-integration/86/field-values