We use UML to help understand the system. First, developers and customers use UML to understand problems from customer perspectives, then developers with UML to understand problems from their own perspective. The clear understanding of the problem allows developers to use UML to get a solution solution. In the end, this UML model will be the resource of the system.
Demand Collection: When collecting demand, developers strive to understand problems from our customers, regardless of technical or system design. This ensures that developers will focus on the correct issues.
Analysis: In the analysis phase, developers seek from their own perspective, and there is still no technical problem. Based on the problem of problem collections, they have discovered roles and responsibilities that should be added to the system. This is a solid foundation for the selection and system design of the technology.
Technical choice: ......
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