send hotness - stanford facebook class

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Send HOTNESSDecember 11, 2007

Alex OnsagerJoachim De LombaertEd Baker

Viral Loop

Viral Factor = X * Y * Z

Send HOTNESS:Viral Factor ~ 1.4

Maximizing “Z”

Maximizing Invitation Rate•Create incentives for inviting more users•Increase the minimum number of required invites

Maximizing “Z”

Maximizing Invitation Rate•Create incentives for inviting more users•Increase the minimum number of required invites

Viral Growth

Cumulative Installs

•Week 1: 20,000

•Week 2: 270,000

•Week 3: 1,400,000

•Week 4: 3,700,000

•Week 5: 5,000,000

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