Requirements

Publisher requirements

1. You have a user account system (or work with a 3rd party that manages accounts for you)
2. You have existing sales or contributions from readers which entitles them to access to your paid content
3. You would like your content to be highlighted for the linked readers in Google products, including Google Search and Discover

Technical requirements

Note: Each of these are required to launch Subscription Linking, but may be created during the setup process:

1. You have a Google Cloud Project (GCP) account
2. You have a Publisher Center account with your publication already configured
3. Your publication’s domains have been verified within Search Console