All the features of the Personal Pro Edition (click here for the full list). Plus:
bullet Advanced Cabinet Options
bullet Multi-user Support
bullet User Level Authentication and Security
bullet Windows Authentication Integration
bullet Custom Document Information
bullet Network Document Sharing
bullet Document Level Control
bullet Offline Working Support with Data Synchronization
bullet Advanced Search Engine with Full Text Support
bullet Forms Recognition Server using OCR
bullet Advanced Task List Management Support
bullet External Data Connection Support
bullet Audit Trail Reporting
bullet Advanced Maintenance Options
bullet Enterprise Support
bullet Fully Scallable Enterprise Solution
bullet Custom Modules Integration