Delivery date exceptions can be used to mark periods when the business may be closed or voucher deliveries may not be possible.
Add a delivery date exception:
Click Delivery Methods in the Maintenance section of the Shortcuts menu.

Select a delivery method to add the exception to.

Click Delivery date exceptions.

Click New.

Complete the delivery date exception maintenance form. Save & Close.

Description: Write a description for the exception.
Dates From: Enter the date that the exception starts.
Date To: Enter the date the exception ends.
Enabled: Click enabled to make the exception active.