You can visit an example page where a rel-canonical tag has been added. The original page is here and the ODN version here.
See an example where an X-Robots-Tag HTTP Header has been added. Check the headers of this page and then check the ODN version here.
Bulk change H4s
It is easy to bulk change tag types; see where we have changed H4s for H3s. For example see this page and the ODN version here.
Trim list elements
For each of a group of similar elements you can manipulate the content. Take a look at the list on this page and compare against the ODN version here.
DistilledODN can extract parts of a page to create dynamic content elsewhere on the page. See an example page here and the ODN version here.
You can add additional content to pages via DistilledODN. View the example page here and the ODN version here.