The success metrics for Facebook Events dropped over the last two weeks. What actions will you take?

First, I'd clarify which specific success metric for Facebook Events has declined. Assuming it's the average number of RSVPs per event, my next steps would be to:

1. Investigate the data: Analyze trends across different event types, user segments, geographies, and platforms (web vs. mobile) to pinpoint the drop's origin.
2. Examine recent changes: Review any recent product updates, algorithm changes, or marketing campaigns that might have impacted user behavior or event visibility.
3. Gather qualitative feedback: Look at user comments, support tickets, and social media discussions for any emerging issues or user sentiment shifts.
4. Formulate hypotheses: Based on the data and feedback, develop specific theories about the cause of the decline (e.g., decreased event discovery, lower perceived value, technical issues).
5. Propose solutions: Prioritize and test potential solutions, such as improving event recommendations, enhancing event creation tools, or running targeted re-engagement campaigns.
6. Monitor and iterate: Continuously track the chosen metric and related KPIs to assess the impact of implemented solutions and make further adjustments as needed.