A negative criterion for exclusions at the customer level.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/resources/customer_negative_criterion.proto)

| Fields ||
|---|---|
| ## `criterion` Union field. The customer negative criterion. Exactly one must be set. `criterion` can be only one of the following: ||
| ### `content_label` | `https://developers.google.com/google-ads/api/reference/rpc/v26/ContentLabelInfo` Immutable. ContentLabel. |
| ### `ip_block` | `https://developers.google.com/google-ads/api/reference/rpc/v26/IpBlockInfo` Immutable. IpBlock. You can exclude up to 500 IP addresses per account. |
| ### `mobile_app_category` | `https://developers.google.com/google-ads/api/reference/rpc/v26/MobileAppCategoryInfo` Immutable. MobileAppCategory. |
| ### `mobile_application` | `https://developers.google.com/google-ads/api/reference/rpc/v26/MobileApplicationInfo` Immutable. MobileApplication. |
| ### `negative_keyword_list` | `https://developers.google.com/google-ads/api/reference/rpc/v26/NegativeKeywordListInfo` Immutable. NegativeKeywordList. |
| ### `placement` | `https://developers.google.com/google-ads/api/reference/rpc/v26/PlacementInfo` Immutable. Placement. |
| ### `placement_list` | `https://developers.google.com/google-ads/api/reference/rpc/v26/PlacementListInfo` Immutable. PlacementList. |
| ### `youtube_channel` | `https://developers.google.com/google-ads/api/reference/rpc/v26/YouTubeChannelInfo` Immutable. YouTube Channel. |
| ### `youtube_video` | `https://developers.google.com/google-ads/api/reference/rpc/v26/YouTubeVideoInfo` Immutable. YouTube Video. |
| ## `id` | `int64` Output only. The ID of the criterion. |
| ## `resource_name` | `string` Immutable. The resource name of the customer negative criterion. Customer negative criterion resource names have the form: `customers/{customer_id}/customerNegativeCriteria/{criterion_id}` |
| ## `type` | `https://developers.google.com/google-ads/api/reference/rpc/v26/CriterionTypeEnum.CriterionType` Output only. The type of the criterion. |