IAB Social Media Ad Metrics Definitions

Recommended Social Media Ad Metrics Definitions from the Interactive Advertising Bureau (IAB). Available for free download in pdf format.

An overview, from the website:

This document specifies standard definitions for Social Media Metrics. With the rapid growth seen in the Social Media space in recent years, many publishers and vendors are offering supplemental performance metrics to their clients as additional ways of gauging ad effectiveness. This document defines these supplemental metrics in more detail in an effort to stimulate growth by making the reporting of metrics for agencies and advertisers across multiple media partners more consistent. The IAB hopes that all players in the Social Media space will coalesce around these metrics to encourage growth through consistency.

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