Order header /reminder interval area
In this area you can set the interval at which the reminder emails are to be sent to the customers:
Send daily: daily e-mail dispatch
Send e-mail once a week, every <selection weekday>: Send e-mail only once a week on a specific day of the week, e.g. Monday.
Send every <X> working day: E-mail dispatch every X days, e.g. every 2nd day