Lead attribution is the process of identifying which marketing channels contribute to lead generation and conversions. Businesses use attribution models such as first-touch, last-touch, and multi-touch to track customer journeys and allocate marketing budgets effectively. CRM and analytics platforms provide insight into which campaigns drive the most engagement and conversions. Understanding lead attribution helps businesses optimize their strategies, improve ROI, and enhance customer acquisition efforts. Data-driven attribution models ensure marketing efforts are focused on the most impactful channels.