Your billing date is tied directly to your delivery frequency! Your account will always be charged on the Friday 1 week before your scheduled delivery date.
If your delivery date is scheduled for Wednesday July 14th your billing date will be Friday July 9th at 12:00 PM EST.
If your delivery date is scheduled for Thursday July 15th your billing date will still be Friday July 9th at 12:00 PM EST.
If you ever need to update your billing/payment information you can do so through your account here: