Create a Context Diagram and a Diagram 0 for the new billing and payment system.
The Deliverable
Using the Udo, Marian, & Uduak Corporation (UMUC) Case Study (INCLUDED in PDF), build on the Requirements Document (INCLUDED in PDF) you developed in "Stage 1 - Requirements Document" to model the data and processes by creating a Context Diagram and Diagram 0 for the new billing and payment system.