...

A Cumulative Flow Diagram shows how WIP is limited and progress is made in Kanban. The slimmer the colored line between backlog/resolved, the better:

Recommended learning

• Agile Manifesto (free, self-paced 1 page)
• Scrum Guide (free, self-paced,  pdf 14 pages)
• Jira beginner's guide to Agile (free, self-paced, 90 minutes, certification option)

...