WP4 defines and validates patient eligibility criteria to identify new cohorts who stand to benefit from the modular CAR-T device, leveraging clinical expertise and data analytics to model anticipated outcomes. A comprehensive market and competitor analysis maps current trends, barriers to entry, and growth projections, informing optimal positioning within healthcare systems. Finally, insights from WP2 are used for exploitation and sustainability strategies that outline clear commercialization pathways, partner engagement, and scalable roll-out plans to ensure long-term integration and impact of the innovation.