If you have created a Custom Audience that is large enough, you may wish to use it to target your ads. Doing so is as simple as including it in a new audience in Audience Builder. Here’s how.
From your ad account on the Tapcast platform, click on the “Build Audience” button to open Audience Builder.
Click in the “Facebook Audiences” section and select the desired Custom audience from the list. This places it in your targeting spec.
Save your audience by clicking the “Save Audience” button.
Next: Learn about the next steps for using this audience to run ads.