It is crucial to consider the audience's dominant time zone when scaling a push ad campaign. Timing plays a significant role in ad effectiveness, as it ensures the content reaches the audience when they are most likely to engage. For instance, if a large portion of your target audience is located in a specific time zone, pushing ads during peak hours (such as early morning or evening) can increase visibility and click-through rates. Ignoring this factor can result in wasted impressions, lower engagement, and inefficient budget allocation. By tailoring push notifications to match the audience's time zone, you maximize the likelihood of reaching them at an optimal moment, thus improving the overall success of the campaign.