How do I connect the payment widget in a form?

How do I connect the payment widget with a selected item from a previous question in a form?

First, please check this video/guide on how to create an order form: https://www.jotform.com/help/165-Setting-Up-Your-First-Order-Form

In the guide, you can see how to add a payment integration to your form.

The commonly use payment integration is PayPal. Here's a guide on how to add it to your form: https://www.jotform.com/help/391-How-to-Integrate-Form-with-Paypal-Standard-

Please contact us again if you have questions. Thank you.