Performance Max utilizes Google’s ecosystem Search, YouTube, Display, Maps to consolidate campaigns. Source-level reporting is refined in 2025, allowing conversion sources to be traced, and budgets to be allocated, by data. Retail advertisers can combine YouTube brand ads with Search shopping ads for maximum impact. AI test with 20 images or 5 videos per ad group. Track the performance of the channel with the new tools and shift budgets if Display is not performing well. Bake in audience cues from customer data for placements upfront, optimize weekly. This methodology drives 15-25% more impressions, providing scale and performance throughout Google ads agency stack for agencies looking to optimize client return.