1. DEV344

5. NEW VISITORS GROWTH BOUNCE RATE LOSS CONVERSION RATE ORDER VALUE x TIME ON SITE PAGES PER VISIT NUMBER OF VISITS SEARCHES TWEETS MENTIONS ADS SEEN SEARCH IMPACT AD CLICKS USERS Productivity and Satisfaction

6. Performance Cost Easy Hard

12. Big, high-traffic site ◦ 100M impressions a day ◦ 8,000 searches a second ◦ 20-29M unique visitors a month ◦ 100M products 16 month re-engineering ◦ Page load from 6 seconds to 1.2 ◦ Uptime from 99.65% to 99.97% ◦ 10% of previous hardware needs

16. 19%0.9% PerformanceRevenue per thousand pages

18. 6%9% 29% Average Order size Conversion More Likely to buy on first visit 38% More Likely to return for a second visit

25. Using WebTimings

32. www.microsoft.com/teched Sessions On-Demand & CommunityMicrosoft Certification & Training Resources Resources for IT ProfessionalsResources for Developers www.microsoft.com/learning http://microsoft.com/technet http://microsoft.com/msdn http://northamerica.msteched.com Connect. Share. Discuss.

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