Trying to revert Spreadsheet changes.

And even though we're now paying, the punitive changes you made to the spreadsheet documentation of all who fill out our forms (deleting each subscriber's name, for instance, leaving us only with their email address), back when we had accumulated more than 100, are still in effect. It's a pain in the ass and I can't figure out how to fix it.

Are you referring to the Google Spreadsheet integration? If that is the case, try removing the integration:

And then integrate it again: http://www.jotform.com/help/228-How-to-Integrate-Form-with-Google-Spreadsheet

Let us know is this helps, we will be glad to assist you.