[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06 UTC."],[],[],null,["# enum DeliveryForecastSource (v202505)\n\n**Service** \n**ForecastService** [LineItemService](/ad-manager/api/reference/v202505/LineItemService.DeliveryForecastSource) **Dependencies** \n[LineItemSummary](/ad-manager/api/reference/v202505/ForecastService.LineItemSummary) \n▼\n**DeliveryForecastSource**\n\nStrategies for choosing forecasted traffic shapes to pace line items.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202505`\n\n| Enumeration | Description |\n|-----------------------|-------------------------------------------------------------------------------------|\n| `HISTORICAL` | The line item's historical traffic shape will be used to pace line item delivery. |\n| `FORECASTING` | The line item's projected future traffic will be used to pace line item delivery. |\n| `CUSTOM_PACING_CURVE` | A user specified custom pacing curve will be used to pace line item delivery. |\n| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |"]]
