API Reference > presentation-common > PresentationRules > RelatedPropertiesSpecificationNew RelatedPropertiesSpecificationNew Interface Beta Sub-specification to include additional related instance properties. Properties Name Type Description autoExpand undefined | boolean Should field containing related properties be automatically expanded. handleTargetClassPolymorphically undefined | boolean Should the target class specified in RelatedPropertiesSpecificationNew.propertiesSource be handled properties Array<string | PropertySpecification> | RelatedPropertiesSpecialValues A list of property names or specifications that should be included in the content. propertiesSource RelationshipPathSpecification Relationship path from content class to properties' class. relationshipMeaning undefined | RelationshipMeaning Meaning of the relationship. Defined in presentation/common/src/rules/content/modifiers/RelatedPropertiesSpecification.ts Line 121 Last Updated: 13 June, 2024