Mind Map: to help organize and structure your ideas.
Use Case Diagram: help your team model and discuss
how your application will interact with people
User Journey Flow: tools for mapping out your users’
specific interactions within the system.
Wireframe: outline roughly how visual elements will be
laid out on the screen
Entity Relationship: allow you to identify the key things
you want to capture and how they are related to each
other.
QUALITY = TIME + SCOPE + COST
QUALITY
TIME
COST
SCOPE