Performance can be impacted by attempting to show multiple levels of data (ie. child data, from the parent object) outside what is delivered by UBIK by default.
For an in-depth explanation, and guidance on how to implement such functionality safely, please refer to this page [[Object hierarchy in XAMLObject_hierarchy_in_XAML: NextLevel_NextLevel, ParentLevel_ParentLevel, LinkedLevel_LinkedLevel]].
[[Category:XAML|XAML Best practices]]