- Having the ability to develop and segment lists based on demographics
- Collecting users who have interacted with your website via the Google Ads remarketing tag
- Connecting with new prospective users whose interests align with your product
- Using your first-party data to reconnect with previous customers
The Correct Answer is: Using your first-party data to reconnect with previous customers
Customer Match helps you reach custom segments of your existing customers and deliver a tailored message when it’s most relevant to them by uploading first-party customer data, which we use to match against Google users.
Customer Match helps you reach these customers, re-engage with them, and find new customers like them across Search, Shopping, Gmail, YouTube, and Display.
Read more here: https://support.google.com/google-ads/answer/10550383