How can my completed forms be sent to my business email once they are done

How can the completed documents be forwarded to my email once completed on Jotform

You can setup email notification which will email you details of what user has filled in their form and submitted. Below is a guide on how to configure email notification.

https://www.jotform.com/help/25-Setting-up-Email-Notifications

https://www.jotform.com/help/30-Explanation-of-Email-Notification-and-Autoresponder-Settings

Kindly do let us know if you need further assistance.