From a Work record:

• Find the element for 'Expression of Work'
• Right click on the 'RIMMF Identifier' text box

• Choose “Create new Expression”
• Choose an appropriate Expression template
• Add Expression data
  • Add 'Content Type' data
  • Add 'Language of Expression' data
  • Add other elements needed to
    • identify the Expression
    • describe its contents
  • RIMMF automatically back-linked the Work data to the Expression data in the 'RIMMF Identifier' text box for the 'Work Expressed' element
  • Add links to data for other related entities (e.g., Editor), as needed