In the Payments section, you can set up payment integrations for your free online order form, such as details regarding the type of payment you accept, assign prices to your items and customize notifications. Click on the links below to find out all there is to know about forms with payment integration. Payments are available on the Platinum plan or higher.
(Click on the the logos below for more information)
Feel free to use any of these payment processors. You can add as many payment processor you want on the same order form.
If you are using another version, check out this article with the same subject.