How to receive notice of a submission?

You should be able to do this by creating notifier or an autoresponder.

Here's a guide on how to setup an email notification: http://www.jotform.com/help/25-Setting-Up-Email-Notifications 

Here's a guide on how to setup an autoresponder: http://www.jotform.com/help/26-Creating-a-Form-Autoresponder 

Do let us know if you have questions on this.