2.4 Internal linkingMediumInferred
No breadcrumb navigation
What it is
No breadcrumb trail.
Why it matters
Misses UX and structural/markup signals.
How to fix it
Add breadcrumbs (with BreadcrumbList markup).
Impact
Low-medium. Inferred.
Evidence
Breadcrumbs aid navigation and structure. Google Search Central, Structured data markup that Google Search supports