These instructions refer to using products within the creating order/quote page of ODB. Which can be found in admin → odb → create new quote/order.
The above could potentially be simplified as follows:
ODB uses the default Magento shipping methods which are set at the product level.
You are also able to make special arrangements and add a delivery date.
Special arrangements
A special arrangement is a delivery method with custom name and price. If using this, you will have to arrange within your own processes to handle the delivery.