This document is a presentation about WordPress optimization (WPO) given by Justin Dorfman. It discusses why WPO is important, noting that site speed impacts user behavior and sales. It recommends using the W3 Total Cache plugin to improve performance through minification, a content delivery network (CDN), and optimizing cache control headers. The presentation provides examples and concludes by listing additional tools for website performance testing.

1. WPO
(WordPress Optimization)
By: Justin Dorfman
NetDNA / MaxCDN
@jdorfman

2. About Me
Occupation: Support Engineer (A cooler title than Customer Service Representative)
Age: 26
Born and Raised: L.A.
Hobbies: Basketball, Blogging,
Reading, Designing, Walking
Color: GREEN
Zoe “Chillin” 2011
@jdorfman

3. What the HELL is WPO?
WPO = WEB PAGE OPTIMIZATION
A.K.A.
WORDPRESS OPTIMIZATION
@jdorfman

4. WHY SHOULD YOU CARE?
400 ms slower = 5-9% drop in full-
page traffic (Users leaving before the
page finishes loading)
500 ms slower = 20% drop in traffic -
100 ms slower = 1% drop in sales -
@jdorfman

5. WHY SHOULD YOU CARE?
100 ms slower = 1% drop in sales -
@jdorfman

6. WHY SHOULD YOU CARE?
100 ms slower = 1% drop in sales -
@jdorfman

7. WHY SHOULD YOU CARE?
You can spend THOU$ANDS on SEO,
but if your site loads slow,
you will loose your audience, time and money!
@jdorfman

8. WHY SHOULD YOU CARE?
Zuck Loves Speed! 750 Million People Seem to Appreciate it...
@jdorfman

9. W3-Total Cache: Get it!
At least 10x improvement in overall site performance
Improved conversion rates
"Instant" subsequent page views: browser caching
Up to 80% bandwidth savings via minify
Trusted by:
@jdorfman

10. W3-Total Cache: Minify
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11. W3-Total Cache: Minify
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12. W3-Total Cache: Minify
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13. W3-Total Cache: Minify
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14. W3-Total Cache: CDN
http://ledfrog.com/blog/2010/09/visual-design-cdn/
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15. W3-Total Cache: CDN
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16. W3-Total Cache: CDN
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17. W3-Total Cache: CDN
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18. W3-Total Cache: Cache-Control Headers
http://linuxgazette.net/132/pfeiffer.html
@jdorfman

19. W3-Total Cache: Cache-Control Headers
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20. W3-Total Cache: Cache-Control Headers
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21. W3-Total Cache: Cache-Control Headers
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22. W3-Total Cache: Cache-Control Headers
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23. W3-Total Cache: Cache-Control Headers
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24. Bottom Line...
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25. WPO Tools I use on the Reg
• WebPageTest.org
• FireBug
• CatchPoint.com
• YSlow
• Google Page Speed
• Pingdom Tools
Thanks for Listening!
@jdorfman