Alienwares Phases are basically stages. Showing you where your computer is, in the ordering process.
As you go through the system Alienware updates your status on the site. So you can allways know where and at what stage your computer is at.
Here is a list of the 14 Alienware Phases
Phase 1: Order Received
Phase 2: Awaiting Payment Processing
Phase 3: Payment Received
Phase 4: Configuration Varification Phase
Phase 5: Pre-Production Inventory Queue Phase
Phase 6: Inventory Audit
Phase 7: Materials Inspection
Phase 8: Pre Assembly
Phase 9: Production: Assembly & Integration
Phase 10: Production: Phase 1
Phase 11: Production: Phase 2
Phase 12: Production: Quality Control
Phase 13: Production: Shipping
Phase 14: Order Shipped
There ya go, all the Phases in their glory!
Hope that helps ^^