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 believe you have another thread that was split off with a similar question:
By default, our forms only allow for a single payment field per form. To add additional payment fields, you would need to use the workaround described here:
If you are trying to add the ability to collect credit card information in the purchase order, this is unfortunately not currently possible.