A plain-language explanation
Title tag is an HTML element specifying the title of a document, visible in a browser tab and often used as the title of a search result.
Where it helps in practice
The title tag describes a document in browser tabs and search results, although search engines may alter its display.
The decision before implementation
Create a unique intent-aligned title and keep the template rule simple enough to audit.
How to verify the result
Compare rendered HTML, duplication, rewrites, CTR and alignment with page content.