An API (note: API) has no consumer (6 passages, no note), declared or inferred: no attribute (note: Attribute), no section (note: Section), no mention (note: Mention) in another note (note: Note).
Check (note: Check) W-API-NOCONSUMER, severity (note: Severity) warning by default, documented with a before and after example in the check pages. The severity can be overridden per project (note: Project) or per repository (note: Knowledge repository).