SKILL.md
SEO Fundamentals
Principles for search engine visibility.
1. E-E-A-T Framework
Principle
Signals
Experience
First-hand knowledge, real examples
Expertise
Credentials, depth of knowledge
Authoritativeness
Backlinks, mentions, industry recognition
Trustworthiness
HTTPS, transparency, accurate info
2. Core Web Vitals
Metric
Target
Measures
LCP
< 2.5s
Loading performance
INP
< 200ms
Interactivity
CLS
< 0.1
Visual stability
3. Technical SEO Principles
Site Structure
Element
Purpose
XML sitemap
Help crawling
robots.txt
Control access
Canonical tags
Prevent duplicates
HTTPS
Security signal
Performance
Factor
Impact
Page speed
Core Web Vital
Mobile-friendly
Ranking factor
Clean URLs
Crawlability
4. Content SEO Principles
Page Elements
Element
Best Practice
Title tag
50-60 chars, keyword front
Meta description
150-160 chars, compelling
H1
One per page, main keyword
H2-H6
Logical hierarchy
Alt text
Descriptive, not stuffed
Content Quality
Factor
Importance
Depth
Comprehensive coverage
Freshness
Regular updates
Uniqueness
Original value
Readability
Clear writing
5. Schema Markup Types
Type
Use
Article
Blog posts, news
Organization
Company info
Person
Author profiles
FAQPage
Q&A content
Product
E-commerce
Review
Ratings
BreadcrumbList
Navigation
6. AI Content Guidelines
What Google Looks For
✅ Do
❌ Don't
AI draft + human edit
Publish raw AI content
Add original insights
Copy without value
Expert review
Skip fact-checking
Follow E-E-A-T
Keyword stuffing
7. Ranking Factors (Prioritized)
Priority
Factor
1
Quality, relevant content
2
Backlinks from authority sites
3
Page experience (Core Web Vitals)
4
Mobile optimization
5
Technical SEO fundamentals
8. Measurement
Metric
Tool
Rankings
Search Console, Ahrefs
Traffic
Analytics
Core Web Vitals
PageSpeed Insights
Indexing
Search Console
Backlinks
Ahrefs, Semrush
Remember: SEO is a long-term game. Quality content + technical excellence + patience = results.