How can a client receive an email or some sort of notification that their signature has been received by the sender?

Hi there!

Kindly follow this guide to setup Notifications email or Automatic response on your forms.

Guide.- https://www.jotform.com/help/30-explanation-of-email-notification-and-autoresponder-settings

Let us know if you have more questions.

I need human help please. How do I call you?
Get Outlook for iOS
________________________________
...

Unfortunately we do not have phone support and it is only available in Enterprise plan.

Please note that if you want to send a notification to the user who submitted form, you need to add form auto-responder email alert in form. The following guide should help you how to add form auto-responder email alert: https://www.jotform.com/help/26-setting-up-an-autoresponder-email

Hope this helps.

Do get back to us if you have any questions.