Where can I request my payment invoice

Hi,

You can view your invoice in the Account Billing page. To do that, you need to login to your account and click this link: https://www.jotform.com/myaccount/billing. Scroll down to see the invoices view button. See image below:

Also, here's the full guide: https://www.jotform.com/help/329-How-to-Check-Invoices

Hope that helps.