Add audience targeting to your campaign or ad group
Sign in to your Google Ads account. Click Audiences in the page menu. In the “Audiences segment” module, click Edit Audience segments. Click Select an ad group and then select a campaign and ad group from the list that appears. You can also search for the campaign or ad group you want to update. Select the audience segments you want your campaign to reach. For Search campaigns Your data: People who previously interacted with your business For Display campaigns Affinity: Groups of people based on their lifestyles, buying habits, and long-term interests Intent: People actively researching products or services Your data: People who previously interacted with your business For Video campaigns Affinity: Groups of people based on their lifestyles, buying habits, and long-term interests Intent and life events: People actively researching products or shifting purchasing behavior and brand preferences change during life milestones like moving, graduating from college, or getting married Your data: People who previously interacted with your business Detailed demographics: Groups of people that share common traits, such as college students, homeowners, or new parents. For Hotel campaigns Your data: People who previously interacted with your business (website visitors, app users, similar segment, custom combination segment, and customer lists) Click the checkbox next to the segment you'd like to add. This will add them to your targeting. Click Save.