In this topicEmail Product Properties
The Schedule e-mail sending time is a global property that is mandatory for email products only. This property cannot be deleted, but its basic parameters can be edited.
The Schedule Email Sending Time product property is displayed to customers at the store when they finalize their order.
In addition to defining the Schedule Email Sending Time product property, which is mandatory for every email product, users can also test the email product appearance and functionality by sending an email message to a selected recipient. The recipient's address is entered in the Send Email Proof to: field.