A quantity of items in the context of a discount. This object can be used to define the minimum quantity of items required to apply a discount. Alternatively, it can be used to define the quantity of items that can be discounted.
DiscountCustomerBuysValue
The prerequisite for the discount to be applicable. For example, the discount might require a customer to buy a minimum quantity of select items. Alternatively, the discount might require a customer to spend a minimum amount on select items.