A common question asked by customers with multiple solutions, is "in which solution do I build my audience?"
When considering where to generate your audiences, whether Audience Manager, Adobe Analytics, direct in other Adobe solutions or via People Core Services, it’s best to first review the following help page:
For more detailed help about creating an audience in each solution please see links below:
People Core Services (Audience Library): https://marketing.adobe.com/resources/help/en_US/mcloud/audience_library.html
Audience Manager: https://helpx.adobe.com/marketing-cloud/how-to/audience-discovery.html