Retailers face significant challenges during Black Friday due to overwhelming and unpredictable peak loads, which can threaten website performance and customer experience. Observability platforms have been adopted to address these issues, allowing companies to identify root-cause problems and ensure seamless customer interactions. The rise in ecommerce has highlighted the importance of maintaining an uninterrupted online presence, as poor performance can lead to substantial financial losses and customer attrition. A case study involving a North American electronics retailer illustrates the limitations of traditional monitoring tools, which often fail to capture the full scope of user experience issues, leading to missed opportunities for improvement. The adoption of modern observability technologies, such as Dynatrace, enables organizations to automate responses to demand increases and unexpected changes, enhancing operational efficiency and allowing teams to focus on innovation. Additionally, the growing concerns around cyberthreats, exemplified by vulnerabilities like Log4Shell, underscore the need for robust security measures as part of the observability strategy. Best practices for navigating peak loads include establishing real-time monitoring, conducting synthetic monitoring, and proactively testing systems to identify potential weaknesses before high-traffic events.