1. Type out your message in Outlook and add the list of headings at the top,
  2. Click the start of the line at your first Headings location and click Insert > Bookmark,
  3. Type a name for the Bookmark NB: It cannot start with a number and cannot contain spaces,
  4. Click Add,
  5. Repeat steps 2-4 for each of your Headings,
  6. On your list of Headings, highlight the first one and click Insert > Link (NB: press the button itself and not the down arrow),
  7. Click Bookmark (from buttons on right),
  8. Choose the relevant Section and click OK, then OK again,
  9. Repeat steps 6-8 for the other Headings.