• Comments
• Direction of writing
• Do not use CDATA to concatenate data
• Importing RIN files into RIN files (RIN 1.0 only)
• Java library's date bug for 2020
• Locations of XSDs
• Namespace and file locations for the XSD for allowed value sets
• Order of XML attributes
• Preambles for XML-based DDEX messages
• Referencing composites using ID and IDREF
• Semantics of repeating XML tags
• Special XML characters (and how to avoid &)
• Handling 'odd' characters