Journal · Guides

Guides

How a diagram type works, what its symbols mean, and when to reach for it.

Guides 10 September 2026 3 min read

Flowchart examples, and what each symbol actually means

Four worked flowchart examples, the five symbols that carry almost every diagram, and the two mistakes that make a flowchart unreadable.
Guides 10 September 2026 3 min read

Swimlane diagrams: when the question is who, not what

What a swimlane diagram is, when it beats a flowchart, how to choose the lanes, and a worked expense-approval example.
Guides 10 September 2026 4 min read

How to draw a system architecture diagram people will actually read

What belongs in a system architecture diagram, the four levels of detail worth drawing, and why most of them are unreadable by the third slide.

Flowchart examples, and what each symbol actually means