AI-generated Key Takeaways
- 
          
BuyerPermissionType describes different levels of buyer access for transacting on a line item.
 - 
          
NEGOTIATOR_ONLYallows only the listed buyer to transact. - 
          
BIDDERallows all buyers under the listed buyer's bidder to transact. - 
          
UNKNOWNindicates a permission type not exposed by the requested API version. 
                  Service
               
               
                  ForecastService
                  ProposalLineItemService
               
            
                  Dependencies
               
               
                  ProposalLineItem
                  
            ▼
                  BuyerPermissionType
               Describes the buyer permission type.
- Namespace
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https://www.google.com/apis/ads/publisher/v202505 
| Enumeration | Description | 
|---|---|
                        NEGOTIATOR_ONLY
                      | 
                     Only the buyer listed on the line item can transact. | 
                        BIDDER
                      | 
                     All buyers under the listed buyer's bidder can transact on the line item. | 
                        UNKNOWN
                      | 
                     The value returned if the actual value is not exposed by the requested API version. |