AI-generated Key Takeaways
- 
          RoadblockingType describes different ways creatives from a line item can be served together. 
- 
          Roadblocking types range from serving only one creative at a time to serving all or none of them. 
- 
          Some roadblocking types depend on specific tag configurations or the use of Creative Sets. 
                  Service
               
               
            
                  Dependencies
               
               
                  ProposalLineItem
                  
            ▼
                  RoadblockingType
               Describes the roadblocking types.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202411
| Enumeration | Description | 
|---|---|
| ONLY_ONE | Only one creative from a line item can serve at a time. | 
| ONE_OR_MORE | Any number of creatives from a line item can serve together at a time. | 
| AS_MANY_AS_POSSIBLE | As many creatives from a line item as can fit on a page will serve. This could mean anywhere from one to all of a line item's creatives given the size constraints of ad slots on a page. | 
| ALL_ROADBLOCK | All or none of the creatives from a line item will serve. This option will only work if served to a GPT tag using SRA (single request architecture mode). | 
| CREATIVE_SET | A master/companion CreativeSet roadblocking type. A LineItem.creativePlaceholders must be set accordingly. |