DESC: Type: ManagementVersion: ProfessionalOperating Systems Supported: WindowsSystem Requirements: Important Note: All minimum system requirements are based on a single-user environment (one computer accessing a local database). In a shared environment Sage ACT! Pro is designed to work with up to 10 users. Recommended server system requirements are for environments of more than one user. Customer registration and activation Packaging: RetailFeatures: Sage ACT! Pro 2011 (recommended for up to 10 users) makes it easy for you to have meaningful conversations with customers by providing an organized view of the people you do business with.