Folder Description The "BusinessObjects" project folder is intended for storing the business objects code. In XAF, a business object can be implemented as a base persistent class descendant and as Domain Component interfaces. Relevant Documentation Business Model Design https://documentation.devexpress.com/eXpressAppFramework/CustomDocument112600.aspx Domain Components https://documentation.devexpress.com/eXpressAppFramework/CustomDocument113261.aspx