8  White Hat  SEO Methods for PHP Developers David Fischer Avity LLC
The Spectrum of SEO Techniques <ul><li>White hat, black hat </li></ul><ul><li>The three legs of the white hat SEO stool </...
Cross-Browser Websites 1 Know the Game
Cross-Browser Websites 1 Know the Game
Cross-Browser Websites 1 Know the Game
Cross-Browser Websites 1 Know the Game
A common  misconception : There are two steps in building a search engine friendly website: 1) Build website 2) Do SEO stu...
<ul><li>From the start: </li></ul><ul><li>Limit reliance on JavaScript, Flash, and images that display text </li></ul><ul>...
<ul><li>Keyword-rich URLs help rankings </li></ul><ul><li>Human factor </li></ul><ul><ul><ul><li>Clean URLs look professio...
<ul><li>Repetitive content </li></ul><ul><ul><ul><li>annoys users </li></ul></ul></ul><ul><ul><ul><li>dilutes page equity ...
<ul><li>Sometimes you can't entirely avoid having duplicate content on your site... </li></ul><ul><ul><ul><li>Printer-frie...
<ul><li>1xx: Provisional response – don't use </li></ul><ul><li>2xx: Successful request – return by default on success </l...
style.css .nytimes { font: old-english-txt; font-size: 48; } 6 Graphical Text: An Ancient Evil <ul><li>Site designs someti...
<ul><li>User sitemaps </li></ul><ul><li>Google XML sitemaps & Yahoo urllists </li></ul><ul><li>Dynamically generating site...
<ul><li>Why not use black hat SEO techniques? </li></ul><ul><li>Why address them now then? </li></ul><ul><ul><ul><li>Prote...
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Php White Hat Seo

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Php White Hat Seo

  1. 1. 8 White Hat SEO Methods for PHP Developers David Fischer Avity LLC
  2. 2. The Spectrum of SEO Techniques <ul><li>White hat, black hat </li></ul><ul><li>The three legs of the white hat SEO stool </li></ul><ul><ul><ul><li>Inbound links </li></ul></ul></ul><ul><ul><ul><li>Keyword-rich text </li></ul></ul></ul><ul><ul><ul><li>Technical aspects </li></ul></ul></ul>1 Know the Game
  3. 3. Cross-Browser Websites 1 Know the Game
  4. 4. Cross-Browser Websites 1 Know the Game
  5. 5. Cross-Browser Websites 1 Know the Game
  6. 6. Cross-Browser Websites 1 Know the Game
  7. 7. A common misconception : There are two steps in building a search engine friendly website: 1) Build website 2) Do SEO stuff 2 SEO-Friendly Architecture
  8. 8. <ul><li>From the start: </li></ul><ul><li>Limit reliance on JavaScript, Flash, and images that display text </li></ul><ul><li>Use SEO-friendly HTML </li></ul><ul><ul><ul><li>Unique, meaningful title and meta tags </li></ul></ul></ul><ul><ul><ul><li>W3C compliance </li></ul></ul></ul><ul><ul><ul><li>Alt attributes on non-text content </li></ul></ul></ul><ul><li>Structure your content wisely & develop a corresponding URL schema early on </li></ul><ul><li>Register your domain for the maximum term </li></ul>2 SEO-Friendly Architecture
  9. 9. <ul><li>Keyword-rich URLs help rankings </li></ul><ul><li>Human factor </li></ul><ul><ul><ul><li>Clean URLs look professional </li></ul></ul></ul><ul><ul><ul><li>Messy URLs look spammy </li></ul></ul></ul>Please compare: <ul><ul><li>“ The mere presence of a question mark in the URL will introduce a delay in Google's indexing a page.” </li></ul></ul><ul><ul><li>-- Daniel Dulitz, Google engineer </li></ul></ul>3 URLs Matter
  10. 10. <ul><li>Repetitive content </li></ul><ul><ul><ul><li>annoys users </li></ul></ul></ul><ul><ul><ul><li>dilutes page equity </li></ul></ul></ul><ul><ul><ul><li>wastes crawler resources </li></ul></ul></ul><ul><ul><ul><li>looks like spam </li></ul></ul></ul><ul><ul><ul><li>can be an indication of content theft </li></ul></ul></ul><ul><li>As a result, search engines penalize duplicate content </li></ul>4 The Duplicate Content Trap
  11. 11. <ul><li>Sometimes you can't entirely avoid having duplicate content on your site... </li></ul><ul><ul><ul><li>Printer-friendly pages </li></ul></ul></ul><ul><ul><ul><li>Same product, different color </li></ul></ul></ul><ul><ul><ul><li>Duplicate title & meta tags for different pages </li></ul></ul></ul><ul><ul><ul><li>URL-based session IDs implemented by the guy who worked on the project before you </li></ul></ul></ul><ul><ul><ul><li>Your boss's poor content organization skills </li></ul></ul></ul><ul><li>Minimize indexing of duplicate content using robots.txt & mod_rewrite </li></ul>4 The Duplicate Content Trap
  12. 12. <ul><li>1xx: Provisional response – don't use </li></ul><ul><li>2xx: Successful request – return by default on success </li></ul><ul><li>301: Permanent move – OK </li></ul><ul><ul><ul><li>Page equity retained with delay and possible penalty </li></ul></ul></ul><ul><li>302: Temporary move – avoid </li></ul><ul><li>404: Permanent remove – OK </li></ul><ul><ul><ul><li>Spiders will not index </li></ul></ul></ul><ul><ul><ul><li>Warning: spiders will DEINDEX if previously indexed </li></ul></ul></ul><ul><li>500: Correct code for temporary technical difficulties </li></ul><ul><ul><ul><li>If you want to commit SEO suicide, feed a spider non-5xx codes while your web or database server is down </li></ul></ul></ul>5 Content Relocation & Error Codes
  13. 13. style.css .nytimes { font: old-english-txt; font-size: 48; } 6 Graphical Text: An Ancient Evil <ul><li>Site designs sometimes require more elaborate text formatting than CSS can provide, right? </li></ul><ul><ul><li>Shortest and best answer (for SEO & maintainability at least): No, stick with CSS only! </li></ul></ul><ul><ul><li>Short and acceptable answer: Okay, we can put in a few images for text, but no more than, say, three! </li></ul></ul><ul><ul><li>But if you absolutely need more typesetting options... </li></ul></ul>?
  14. 14. <ul><li>User sitemaps </li></ul><ul><li>Google XML sitemaps & Yahoo urllists </li></ul><ul><li>Dynamically generating sitemaps </li></ul>7 Sitemaps
  15. 15. <ul><li>Why not use black hat SEO techniques? </li></ul><ul><li>Why address them now then? </li></ul><ul><ul><ul><li>Protect your site's security </li></ul></ul></ul><ul><ul><ul><li>Understand the competition </li></ul></ul></ul><ul><ul><ul><li>Learn to think like Google </li></ul></ul></ul><ul><li>Insertion & comment attacks </li></ul><ul><li>Content theft </li></ul><ul><li>Cloaking </li></ul><ul><li>Buying & trading links </li></ul><ul><li>IMPORTANT: employ common sense </li></ul>8 Black Hat & Defensive Measures
  16. 16. Questions?
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