Effectiveness of the user-generated content

What type of posts (e.g., questions, discussions, ideas) are successful?

What type of blogs/articles written by the members drive the best engagement (comments/visits/ upvotes)?

What types of polls are able to get the most number of responses?

What types of events get the most number of turnouts?

Community vitality

Visitors per month

Number of posts per month

Member growth

Retention rate

Stickiness

Churn rate

New  Contributors

Text mining

Term frequency

Sentiment analysis

Impact on the business goals

Customer acquisition

Retention  and revenue

Customer support

Brand mentions

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