1. Analyze robots.txt and meta robots tags for crawlability.
2. Check for canonical URLs to prevent duplicate content issues.
3. Evaluate XML sitemap for completeness and accuracy.
4. Optimize title tags and meta descriptions for target keywords.
5. Implement structured data (JSON-LD) for organization, articles, products, etc.
6. Ensure mobile-responsiveness with viewport meta tag and appropriate tap target sizes.
7. Validate structured data using Google Rich Results Test.