This Business Analysis Consulting diagram can assist the business analyst in narrowing the scope of the analysis to what is essential. Identifying the information flows and agents that will affect the project, as shown in this Business Analysis Consulting diagram, also helps the business analyst understand the requirements, how the business works, and the scope of the requirements elicitation effort. Most of a business analyst's job entails creating various diagrams and models. While many business analysts' primary output from a requirements document or other requirements rendering is a model of the solution to be given, when we think about diagrams and models, we usually think of charts and models.