3rd Party Comments on Accreditation visits

I was just flipping through The Higher Learning Commission webpage and saw that you can file a Third-Party Comment on an Upcoming Visit.

http://www.ncahlc.org/index.php?option=com_content&task=view&id=247&Itemid=240

I'm just curious if anyone has ever done this (or knows of someone), why they submitted it, and if it affected anything in the process.