Google makes it easier to add & remove emails from Customer Match lists in AdWordslmwsadmin
Advertisers can now add and remove email addresses from existing Customer Match lists in AdWords by uploading a file to the list. It’s also possible to completely replace the list with a new file without having to create a new Customer Match list.
The options are now available from the edit window for existing lists in the Audiences section of the Shared Library.
Being able to add emails to an existing list isn’t new, but this new workflow makes the process clearer.
With this announcement, Google also shared some case studies on ways advertisers have been using Customer Match:
Customer Match allows advertisers to target customers in Google Search, YouTube and Gmail campaigns via Google email addresses, it offered the ability to append a list to an existing customer list.