An Order is container of advertising that contains line items. An order acts as an umbrella; under the umbrella are the campaign specifics. An order quantifies and confirms the parameters of an advertising purchase and the details of the purchase agreement. It includes line items that represent available inventory that meets the order requirements
For each order, a publisher creates one or more line items that promote specific ad campaigns. Line Items target ads to be displayed for specific demographic populations, for those interested in events, holidays or specific interests.
Example: If a car company wants to target consumers who enjoy regional sports, combined with a seasonal holiday, or focus on men between 18 and 25.
For more information about UAS Orders: