If you wish to input a holiday, simply go into the 'Delivery Hold' tab of your account and enter the dates you'll be away. Just don't forget to action this before your cut-off.
The cut-off times are as follows:
Wednesday deliveries is on Saturday at 12:00pm (noon)
Thursday deliveries is on Sunday at 12:00pm (noon)
Friday deliveries is on Monday at 12:00pm (noon)
Saturday deliveries is on Tuesday at 12:00pm (noon)
Sunday deliveries is on Wednesday at 12:00pm (noon)
Monday deliveries is on Thursday at 12:00pm (noon)
Tuesday deliveries is on Friday at 12:00pm (noon)