AI-generated Key Takeaways
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          Responsive display ads require specific marketing images, square marketing images, and optionally logo images and square logo images, each with minimum size and aspect ratio requirements. 
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          Text assets like headlines and descriptions have maximum lengths and require a certain number of entries, including a required long headline. 
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          Optional components include YouTube videos, format settings, control specifications, and details like business name, colors, flexible color allowance, call-to-action text, price prefix, and promo text. 
A responsive display ad.
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 | Marketing images to be used in the ad. Valid image types are GIF, JPEG, and PNG. The minimum size is 600x314 and the aspect ratio must be 1.91:1 (+-1%). At least one  | 
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 | Square marketing images to be used in the ad. Valid image types are GIF, JPEG, and PNG. The minimum size is 300x300 and the aspect ratio must be 1:1 (+-1%). At least one square  | 
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 | Logo images to be used in the ad. Valid image types are GIF, JPEG, and PNG. The minimum size is 512x128 and the aspect ratio must be 4:1 (+-1%). Combined with  | 
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 | Square logo images to be used in the ad. Valid image types are GIF, JPEG, and PNG. The minimum size is 128x128 and the aspect ratio must be 1:1 (+-1%). Combined with  | 
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 | Short format headlines for the ad. The maximum length is 30 characters. At least 1 and max 5 headlines can be specified. | 
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 | A required long format headline. The maximum length is 90 characters. | 
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 | Descriptive texts for the ad. The maximum length is 90 characters. At least 1 and max 5 headlines can be specified. | 
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 | Optional YouTube videos for the ad. A maximum of 5 videos can be specified. | 
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 | Specifies which format the ad will be served in. Default is ALL_FORMATS. | 
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 Specification for various creative controls. | 
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 The advertiser/brand name. Maximum display width is 25. | 
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 The main color of the ad in hexadecimal, for example, #ffffff for white. If one of  | 
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 The accent color of the ad in hexadecimal, for example, #ffffff for white. If one of  | 
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 Advertiser's consent to allow flexible color. When true, the ad may be served with different color if necessary. When false, the ad will be served with the specified colors or a neutral color. The default value is  | 
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 The call-to-action text for the ad. Maximum display width is 30. | 
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 Prefix before price. For example, 'as low as'. | 
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 Promotion text used for dynamic formats of responsive ads. For example 'Free two-day shipping'. |