Worked on reliability improvements for browser monitoring alert policies in the newrelic/newrelic-quickstarts repository, focusing on aligning alert policy thresholds to enhance consistency and reduce alert drift. Addressed a bug by standardizing alert durations so they are exact multiples of the sliding window across several policies, including AjaxResponseCodes, AjaxThroughput, and PageloadTime. This approach improved baseline stability and alert reliability by ensuring uniformity in alerting behavior. The work involved configuring alerting policies using YAML and applying observability best practices. Contributed to repository maintenance by refining monitoring configurations, emphasizing precise alerting logic and consistent policy management across multiple browser monitoring metrics.