Manage item relations
Sitefinity provides you with an API to work with Related data. RelatedDataExtensions method is implemented to facilitate your work with Related data. The method is located in the Telerik.Sitefinity.RelatedData namespace. The following code sample demonstrates how you can create, edit, and delete item relations. In the example, you have a news item with Related data field “speakers” to dynamic content type Telerik.Sitefinity.DynamicTypes.Model.DevReach.Speaker: