ONPAGE · SEO GLOSSARY
Content Outline
A pre-writing structural plan for a piece of content that maps the heading hierarchy (H1, H2, H3), key points per section, and logical flow — derived from SERP analysis and SEO brief requirements to ensure coverage completeness before writing begins.
Definition
A content outline is the structural blueprint for a piece of content: the ordered list of headings and subheadings with brief notes on what each section covers, derived from SERP analysis, competitor coverage mapping, and the SEO brief\'s required coverage. Outline components: (1) **H1 (title)** — the exact title that will be the page\'s `<h1>` and typically the `<title>` tag, aligned with the target query. (2) **Introduction notes** — the opening hook, what problem the content addresses, and what the reader will gain (without summarising the content redundantly). (3) **H2 sections** — the major subtopics, ordered logically (typically from foundational to advanced, or from problem-identification to solution). Derived from competitor H2 analysis and the SEO brief\'s required coverage. (4) **H3 subsections** — specific points within each H2, particularly for longer sections where multiple distinct points warrant subheadings. (5) **FAQ section** — the People Also Ask questions from the SERP that should be addressed, mapped to specific H3 questions within an FAQ H2. (6) **Internal link placeholders** — notes on where specific internal links should appear and what anchor text to use. A well-constructed content outline ensures: full coverage of the required subtopics (aligned with what ranks for the target query), logical flow that serves both the beginner reader and the expert scanner, and a heading structure that satisfies the question-heading ratio requirement for AI visibility (H2/H3 headings phrased as questions where appropriate). Content outlines are particularly valuable for content created by writers who are not SEO practitioners — the outline pre-loads the SEO structure so the writer can focus on quality and depth.
Why it matters for SEO
Content created with a pre-approved outline has a lower revision rate and better SEO performance than content written without structural guidance, because the SEO research phase is separated from the writing phase. Writers produce better content when they know what to cover; SEOs produce better outlines when they\'re not simultaneously trying to write.
How DeepSEOAnalysis checks this
DeepSEOAnalysis audits published content\'s heading structure: checks that H2/H3 headings cover the required coverage depth, that question-format headings appear in the appropriate proportion for AI visibility scoring, and that the heading hierarchy is correctly nested (H3 under H2, not H3 as a top-level structure jump).
GLOSSARY
Related terms
onpage
SEO Brief
A structured document prepared before content creation that specifies the target query, intent, required content coverage, word count target, internal links, structured data requirements, and unique angle — ensuring content is optimised for search before writing begins.
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SEO Copywriting
Writing page content that satisfies both search engine ranking signals (keyword relevance, structure, depth) and human readers (clarity, persuasion, and genuine usefulness).
Read definition →onpage
Content Strategy
The plan for what content to create, for whom, targeting which keywords, and in what format and sequence — translating business goals and keyword research into a prioritised content production roadmap.
Read definition →onpage
Heading Tags (H1–H6)
HTML elements that define the hierarchical structure of page content — H1 for the page title, H2 for main sections, H3 for subsections — used by Google to understand content organisation and topic coverage.
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Information Gain
A concept in Google\'s quality evaluation framework referring to the degree to which a piece of content adds new, original information beyond what is already covered in competing content for the same query — a key signal in assessing content quality and originality.
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