Salesforce offers different editions of its CRM solution tailored for organizations of various sizes and needs. The Unlimited Edition is the flagship solution providing the most customization, flexibility and features for managing complex enterprise-wide CRM and business processes. The Professional Edition offers full-featured CRM capabilities for companies of all sizes. The Group Edition is designed for small businesses and includes features like Google AdWords integration. Each edition varies in terms of user limits, included features and customization options.