Whitespace analysis is a strategic CRM practice used to identify untapped sales opportunities within an existing customer base. By analyzing historical purchasing behavior, industry trends, and customer profiles, businesses can uncover cross-selling and upselling opportunities. This technique is especially useful in account-based marketing (ABM) and enterprise sales, where relationship expansion is key. CRM systems integrate whitespace analysis with AI-driven insights to suggest relevant product recommendations and highlight gaps in customer engagement. This data-driven approach helps sales teams maximize revenue from existing accounts while improving customer retention.