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.
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Unfortunately, we do not provide phone support, but we will help you here.
You can add those fields in your form, you will find them under the Form Tools option in the Form Builder :
With infor field, I assume you are talking about add some text in your form, you can do it by using the Text field, you will find it under the Check Box field, refer to the image above.
I would like to share you this guide, it could help you : http://www.jotform.com/help/47-Order-Form-Basics
Hope this helps.
Do let us know if you need further assistance, we will be glad to help you.