Scope models are commonly used to describe the boundaries of control, change, a solution, or a need.
A sequence diagram shows how processes or objects interact during a scenario. The classes required to execute the scenario and the messages they pass to one another (triggered by steps in the use case) are displayed on the diagram.
Stakeholder analysis involves identifying the stakeholders that may be affected by a proposed initiative or that share a common business need.
SWOT analysis is used to identify the overall state of an organization both internally and externally.
User stories capture the needs of a specific stakeholder and enable teams to define features of value to a stakeholder using short, simple documentation.
Benchmarking and market analysis are conducted to improve organizational operations, increase customer satisfaction, and increase value to stakeholders.
A business case provides a justification for a course of action based on the benefits to be realized by using the proposed solution, as compared to the cost, effort, and other considerations to acquire and live with that solution.
A concept model is used to organize the business vocabulary needed to consistently and thoroughly communicate the knowledge of a domain.
Data flow diagrams show where data comes from, which activities process the data, and if the output results are stored or utilized by another activity or external entity.
An interview is a systematic approach designed to elicit business analysis information from a person or group of people by talking to the interviewee(s), asking relevant questions, and documenting the responses.