For a multiple product orders, we will make every attempt to ship all products contained in the order at the same time. Products that are unavailable at the time of shipping will be shipped as they become available, unless you inform us otherwise. Charges for the complete order will be incurred at time of order. At check out you will have the choice to select "Partial Shipments are O.K." or "Ship Complete". There may be additional shipping charges on orders that are requested to ship partial if all items ordered are not in stock.