A clear, systematic problem-solving approach.
These are three key takeaways:
- Investigate changes. Review any recent changes in button design and pricing display on the catalog page, as these might confuse users and affect their actions.
- Conduct A/B testing. Implement variations of the old and new designs and pricing styles to pinpoint the exact cause of the drop in the "Add to Cart" metric.
- Collect user feedback. Use user behavior data and direct interviews to understand the impact of changes and optimize the user interface and experience accordingly.

This structured analysis and practical steps make complex concepts accessible, offering valuable guidance to aspiring PMs. It is a must-read for anyone in product management!