Customer (Not Relevant: The only customer is the Issue Management Department of Sports Lottery. Each project must follow the common OSSP. Therefore Customer is not a relevant sampling factor.)

Size (Not Relevant: All projects have similar size. It does not introduce any differences of process implementation. Therefore Size is not a relevant sampling factor.)

Organizational Structure (Not Relevant: This OU includes Product Service Department, Product Development Department, Product Test Department, Application Maintenance Department, Product Incubation Department, and R&D Management Department. They are required to follow the same OSSP and focus on different process areas. The Organizational Structure does not introduce any differences of process implementation. Therefore Organizational Structure is not a relevant sampling factor.)

Type of Work: There are 2 types of work, New System Development and Old System Enhancement. The processes of Requirements and Project Management are implemented differently for these 2 types of work. Therefore Type of Work is chosen as the relevant sampling factor with the value of New System Development and Old System Enhancement.

Old System Enhancement (Type of Work): Old System Enhancement

Old System Enhancement: All projects of old system enhancement.
56 People, 3 Basic Units
– Old System Enhancement