Win-loss analysis is one of the highest-ROI activities a sales organization can do, yet most companies conduct it informally through anecdotal rep feedback rather than structured investigation. Sachin Lulla walks through a systematic approach to win-loss analysis powered by Watson Analytics that transforms closed-deal data into actionable competitive intelligence. The video covers the full lifecycle: designing interview protocols that get buyers to share honest feedback rather than polite brush-offs, categorizing findings into product, pricing, sales process, and competitive themes, and using Watson's natural language processing to surface patterns across dozens of interviews that would be invisible in manual analysis. Lulla demonstrates how to build dashboards that track win-loss trends by competitor, by rep, by product line, and by deal stage, giving leadership a real-time view of competitive dynamics. A critical section covers how to communicate win-loss findings to product, marketing, and executive teams in formats each audience actually uses: battle cards for sales, messaging adjustments for marketing, and feature prioritization data for product. The video emphasizes that win-loss analysis isn't about assigning blame for losses but about building an institutional learning loop that makes every deal, won or lost, an investment in future competitive advantage.