A related posts section at the end of articles is a well-established WordPress pattern, but most sites implement it with default settings and never think about it again. With a deliberate approach, Related Posts for WP and your tagging practices can support a real internal linking strategy.
Why Internal Links Matter
Internal links do two things for SEO: they help search engine crawlers discover and index your content, and they distribute page authority (link equity) from high-traffic pages to lower-traffic ones. A related posts section that consistently links from popular posts to relevant companion pieces passes equity to those companion pieces and improves their discoverability.
Topic Clusters and Related Posts
A topic cluster model organises your content around a central pillar article and several cluster articles covering related subtopics. The pillar article covers a broad topic. Cluster articles cover specific aspects in more depth.
Related posts support this by surfacing cluster articles from the pillar page and linking between related cluster articles. For this to work, the articles need consistent taxonomy terms. If your pillar article is about “WooCommerce Setup” and your cluster articles cover “WooCommerce payment gateways”, “WooCommerce shipping”, and “WooCommerce taxes”, they should all share a common tag or category that Related Posts for WP uses for matching.
Tagging Discipline Is the Foundation
Related posts quality depends entirely on tagging quality. Inconsistent or sparse tagging produces poor related post matches. Before relying on automated related posts, audit your tagging:
- Are posts on related topics sharing common tags?
- Are tags specific enough to produce useful matches? A tag like “WordPress” on every post produces low-quality matches.
- Are newer posts tagged consistently with the same vocabulary as older ones?
Add a tag vocabulary standard to your editorial process — new posts should reference the existing tag list rather than creating new tags that do not match existing content.
Prioritising Pillar Pages in Related Posts
Related Posts for WP does not natively support pinning specific posts as related. But you can use the plugin’s manual override feature in Pro, or complement automated related posts with manual internal links in the body of the post. A sentence like “For the complete setup guide, see our WooCommerce configuration walkthrough” is more effective for internal linking than a thumbnail in the related posts grid.
Monitoring Internal Link Distribution
Use Google Search Console’s Pages report to identify high-traffic pages that currently receive few internal links from the rest of the site. These are pages that could benefit from being added to related posts of other relevant articles. Ahrefs, SEMrush, or Screaming Frog can map your internal link structure and identify orphaned pages that have no internal links pointing to them.
Avoiding Internal Link Dilution
A related posts section with eight items dilutes the link equity across eight destinations. Three to four related posts is more effective for passing equity to a small number of targeted pages. Prioritise quality of match over quantity of related posts shown.
For a full internal linking audit and strategy including anchor text optimisation, topic cluster mapping, and technical internal linking fixes, a WordPress developer or SEO specialist can review and improve your site structure.