1. Canonical Issues
  2. Invisible Text Check
  3. XML Sitemap Creation
  4. HTML Sitemap Creation
  5. Yahoo Sitemap
  6. Robots.txt file creation
  7. Internal Link 
  8. External Link
  9. Bold(<b>) Tag
  10. H1 Tag
  11. H2 Tag
  12. H3 Tag
  13. Google Webmaster Code Setup check
  14. Google Analytics Code Check
  15. Customized 404 Error
  16. Duplicate Content Check
  17. Meta Title Creation
  18. Meta Description Creation
  19. Meta Keywords Creation
  20. HTML & CSS Errors (W3C Validator)
  21. Google Site Indexed page  Check
  22. Yahoo Site Indexed page  Check
  23. Bing Site Indexed page  Check
  24. Iframe Tag check
  25. Alt tag on Image in page