Modern CRM systems allow sales and marketing teams to better integrate and share customer data insights. This enables improved segmentation, product development, and use of multiple marketing channels. Modern CRM uses big data analytics to gain deeper customer understanding from various sources like web, mobile, social media. Effective CRM requires organizations to prepare teams through communication, training, and developing a collaborative culture before implementing new technology. Benefits include centralized lead management, aligned sales and marketing metrics, automated processes, and a single customer view to improve performance.