AI-generated Key Takeaways
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Customer acquisition goals can be optimized in different modes, including targeting all customers equally, bidding higher for new customers, or targeting only new customers.
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The default optimization mode for customer acquisition campaigns is to target all customers equally.
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There are also unspecified and unknown modes for customer acquisition goal optimization.
 
Possible optimization mode of a customer acquisition goal.
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                Not specified. | 
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                Used for return value only. Represents value unknown in this version. | 
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                The mode is used when campaign is optimizing equally for existing and new customers, which is the default value. | 
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                The mode is used when campaign is bidding higher for new customers than existing customer. | 
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                The mode is used when campaign is only optimizing for new customers. |