http://blogit.create.pt/blogs/tiagooliveira/archive/2007/10/04/Custom-Property-demotion-_2D00_-Using-IDocumentSpec-and-IPropertyAnnotation.aspxSometimes the property demotion rules are very difficult to apply in the Xml Assembler Pipeline. There are some limitations: • The Biztalk context dependency forces that data must be in message context when the demote occurs; • OrchestrationsenCommunityServer 2.1 (Build: 60809.935)