What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
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.
Sorry for the inconvenience that may have caused. Can you please share to us URL of the Form which you're having problem with so we can check it and for further assistance?
I'm stating the obvious, but sometimes the obvious is the answer... When this happened to me it was because the customers made typos when entering their email addresses.