AI-generated Key Takeaways
- 
          DeliveryRateType specifies how line items are served, with possible rates including EVENLY, FRONTLOADED, and AS_FAST_AS_POSSIBLE. 
- 
          EVENLY serves line items consistently over their duration. 
- 
          FRONTLOADED serves line items more aggressively at the beginning. 
- 
          AS_FAST_AS_POSSIBLE prioritizes delivery, potentially completing before the end date and pausing other line items. 
Possible delivery rates for a LineItem, which dictate the manner in which they are served.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202411
| Enumeration | Description | 
|---|---|
| EVENLY | Line items are served as evenly as possible across the number of days specified in a line item's LineItem.duration. | 
| FRONTLOADED | Line items are served more aggressively in the beginning of the flight date. | 
| AS_FAST_AS_POSSIBLE | The booked impressions for a line item may be delivered well before the LineItem.endDateTime. Other lower-priority or lower-value line items will be stopped from delivering until this line item meets the number of impressions or clicks it is booked for. |