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.
I checked and test submitted your jotform http://www.jotform.us/form/52524421691149
I can say that it is perfectly setup and working as intended.
I checked the existing submissions and I see Incomplete Payments in the inbox.
You can view more details about incomplete payments using the Details button.
Incomplete payments do can happen. Because the end users can choose to not proceed with actual payments for different reasons.
I suggest reviewing this article/guide to understand more about incomplete payments in Paypal form
Hope this help. Let us know how we can be of further assistance.