Allowing feedback from External Reviewers is a best practice to ensure your narratives are the best they can be.
Since access to your Accreditation site is reliant on all users being authenticated, you will need to work with your on-campus IT team to setup generic accounts for any external reviewers. This is the standard practice for giving external reviewers access to the site.
We suggest setting up accounts with formats like:
Once your IT team has created accounts for the reviewers, it is simply a matter of the Site Administrator giving these new "users" the appropriate access to your site.
For future external evaluations, you can continue to re-purpose the accounts each semester for whichever bodies or collections require an external reviewer.