AI-generated Key Takeaways
- 
          DeliveryRateType defines how LineItems are served, influencing their pacing over time. 
- 
          EVENLY distributes line items as uniformly as possible across the specified duration. 
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          FRONTLOADED prioritizes serving line items more intensely at the start of their flight dates. 
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          AS_FAST_AS_POSSIBLE aims to deliver booked impressions for a line item quickly, potentially stopping lower-priority items until goals are met. 
Possible delivery rates for a LineItem, which dictate the manner in which they are served.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202502
| 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. |