To build a successful e-commerce business in Singapore with CRM integration, start by selecting a robust e-commerce platform and CRM system tailored to your needs. Set up your online store with a clear, user-friendly design and integrate it with the CRM to streamline customer data management. Use CRM tools to track interactions, manage leads, and personalize marketing efforts. Ensure seamless communication between the CRM and your e-commerce platform for accurate data synchronization. Focus on building a strong customer relationship through targeted campaigns and responsive service. Regularly analyze CRM data to refine strategies and drive business growth.