Which method is effective for creating detailed performance reports in shopping ads?

The method of setting up campaigns by gender and then by product category is effective for creating detailed performance reports in shopping ads because it allows for a more granular analysis of how different demographics respond to specific product categories. This level of segmentation provides valuable insights into which groups are more engaged or more likely to convert, enabling advertisers to tailor their strategies accordingly.

By organizing campaigns in this manner, advertisers can track performance metrics such as click-through rates, conversion rates, and overall sales more accurately for each demographic and product category. This helps in understanding consumer behavior and preferences, leading to better-targeted marketing efforts.

When assessing performance, it's crucial to have structured data that reflects specific audience behaviors in relation to particular products, which aids in making informed decisions for future advertising strategies. This detailed reporting can also highlight areas of strength and opportunities for improvement, enhancing overall campaign effectiveness.

In contrast, the other methods lack the necessary segmentation, which can lead to less actionable insights and a more difficult time identifying what works best for different audiences or products.