JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
To send the invitations again, you may need to remove them as a sub-user then send the invitation again with the "Create New User" button:
To delete them as a sub-user so the invitation can be sent again, click "Edit" next to their address in your sub-user settings, then click on "Delete".
If you have any further questions, just let us know and we will be happy to help.