Links
External links
At least one external link where contextually appropriate
What we check
At least one external link where contextually appropriate
Why it matters
Citing sources is a normal signal of a genuine page.
How to fix it
Link out to a relevant source where it helps the reader.
How it affects your score
This check sits in Links, which is worth 10% of the overall score. A critical result costs the full weight of the check; a warning costs half. If we can't measure it on your page, we leave it out of the score entirely.