A quick presentation highlighting the importance of website performance.

1. PERFORMANCE FTW Why your website performance is such a priority Enrico Foschi – Front End Lead @ SkillPages skillpages.com/enrico.foschi- @enricofoschi

2. Performance is priority

3. Performance has a number of implications(very important ones)

4. “Google penalizes slow websites” Random Google guy @ Velocity Conference 2011 “And performance is one of the main criteria on SEO ranking” Random Google guy #2 next to Random Google guy @ Velocity Conference 2011

5. Slow websites SUCK!!

6. Chicks dig fast websites!(and users too)

7. FASTER WEBSITEmeansMORE USERS

8. I WANT DATA!(and you’re right)

9. “75% people do not return to a website that takes more than 4 seconds to load” study from Akamai study from University of Nebraska

10. Some interesting facts... If the website loads in 3 instead of 2 seconds, you risk to lose up to 40% of visitors. Akamai

11. Some interesting facts... For every 100ms increase in load time of amazon.com decreased sales by 1%. Kohavi and Longbotham 2007

12. Some interesting facts... 400ms slower page would see 5-9% more people leave before the page finished loading. Yahoo! Study on Yahoo! homepage

13. Some interesting facts... A change from loading a 10-result page in 0.4 seconds to a 30-result page loading in 0.9 seconds decreased traffic and ad revenues by 20%. Linden 2006

14. 20% LESS REVENUE! (damn, this user are really fussy!)

15. So, YES! Performance IS priority! And it’s all about SURVIVAL

16. WHAT NOW?

17. Step #1 MEASURE

18. Step #2 IMPROVE low hanging fruits first – don’t reinvent the well

19. Step #3 MONITOR

20. Credits http://www.flickr.com/photos/cincerosonrisa/3588825350/ http://www.flickr.com/photos/twinleaves/298592419 http://www.flickr.com/photos/vidyo/2414052971 http://www.flickr.com/photos/sinkdd/4813452954/ http://www.flickr.com/photos/tigerpixel/3185410319/ http://www.flickr.com/photos/snackerdesigns/4220559129/ http://www.flickr.com/photos/pamelamachado/336874037/ http://www.flickr.com/photos/drewleavy/3394892584/ Enrico Foschi – http://skillpages.com/enrico.foschi - @enricofoschi