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Functional flow diagrams

Functional sequence diagram (Mermaid) of a critical PRD flow, with actors and roles, no technical components yet.

Command: /sf:flow-diagrams · Methodology: Is2Be Software · Phase: Phase 1 · Ideation

When to use it

Section titled “When to use it”

After the PRD, for every flow that crosses two or more actors or systems.

It’s working if

Section titled “It’s working if”
  • It covers the happy path and at least one real error branch from the PRD.
  • It only uses PRD actors and roles, never technical components.
  • Business can confirm the step order without technical knowledge.

Where it fits

Section titled “Where it fits”

Requirements

Section titled “Requirements”

  • Your AI connected to the service with your licence key (how to connect).

  • The project set up once with /sf:setup.

  • The outputs of the previous steps (see Where it fits).