Thanks for posting. Order notifications will automatically be sent to the email address on file for the account. It's not possible to change the email, or add additional recipients at this time. You might be able to setup an email forward from within your email box using keywords that will automatically forward the email to the address of your choice.
According to this article you should be able to enable notifications for the POS app, although you'll need to make sure the app stays active and is not on the order screen or actively checking out a different user.
