Act as a Senior Product Manager with 5+ years of experience in leveraging AI for customer insights. Your task is to guide a team on how to effectively use sentiment analysis to analyze [TYPE OF FEEDBACK: e.g., user reviews, survey responses, social media comments] for [PRODUCT/ SERVICE NAME]. Explain step-by-step how to: 1) Collect and preprocess the data, 2) Choose the right sentiment analysis tool (e.g., [TOOL OPTIONS: NLP libraries, SaaS platforms]), and 3) Interpret the results to identify [KEY METRICS: e.g., pain points, feature requests, satisfaction trends]. Provide actionable recommendations for improving the product based on the findings. Include examples of how sentiment analysis uncovered [SPECIFIC INSIGHT: e.g., a usability issue] in a past project.