First and foremost, it's essential to determine whether the decline in conversions corresponds with any recent changes made to the landing page. For example, have we altered the design, content, or layout in a way that could be causing visitors to leave? Secondly, we should examine user behavior and the sources of our traffic. Have there been any recent shifts in where our traffic is coming from? At times, attracting less relevant visitors can result in a decreased conversion rate. Thirdly, we need to assess the user experience. Is the page loading quickly? Is it easy to navigate? Is the landing page optimized for various devices? Finally, we must review the clarity of our Calls to Action (CTAs). This involves checking whether the offer is clearly communicated, the value proposition is enticing, and the CTA stands out and is easily noticeable. Once we pinpoint the areas of concern, we should conduct A/B testing to validate our assumptions and systematically address the issues to enhance the conversion rate.