critical thinking stakeholder analysis retrospective reviews power bi scrum business process model and notation conflict management mentorship tableau business process extended parallel process model brainstorming gnu make development environment functional requirement axure rp acceptance testing workflows analytical thinking lucidchart user story planning business analysis business process mapping milestones traceability mapping sprint planning system specification balance sheet functional specification prototyping management jira stakeholder management agile project management problem management leadership focus group business intelligence burn down charts track geometry case traceability matrix