Search Engine Optimization
PDF SEO in 2026: How Google Handles PDFs
Google can index and rank PDF files. This guide covers the title field, the text layer, the links pointing at them and the canonical header.
Meta Descriptions in 2026: What Google Uses
Google builds snippets mainly from page text. Learn how it picks a snippet, what length to plan for, and how to write a description for each page type.
SEO Content Brief: How to Write One in 2026
A content brief is not a keyword list. Learn the fields a good one needs, how each maps to Google's own guidance, and a template you can copy today.
Keyword Density in 2026: What Google Says
Keyword density is easy to measure, but Google sets no target. Learn the formula, where the 0.5 to 3 percent band comes from, and how to spot stuffing.
Heading Tags for SEO: H1 to H6 Rules for 2026
Google says heading order does not matter for Search, while MDN and W3C say do not skip levels. Here is who each rule protects and how to audit a page.
Open Graph Tags: 2026 Guide to Link Previews
A plain guide to Open Graph tags: the four required ones, image sizes Facebook, LinkedIn and X document, and why an old link preview keeps showing.