CPM
Cost per thousand impressions: a metric used to relate advertising cost to 1,000 impressions.

Understanding a metric is more than memorizing a formula. You need to know what it counts, which denominator it uses, what it excludes and in which context it supports a useful decision.
FaceTube definitions connect each term to a formula, a practical MAD example when relevant, common interpretation mistakes and measurement limits. When comparing results, keep platform, period and metric definition consistent.
Platforms can use different measurement scopes. Platform documentation and your own analytics data remain the primary reference for important decisions.
Cost per thousand impressions: a metric used to relate advertising cost to 1,000 impressions.
Revenue per thousand views: a useful benchmark for estimating revenue from a number of views.
Click-through rate: the share of impressions that generate a click.
Audience interactions with content: likes, comments, shares or other actions depending on the platform.
Number of times content or an element is displayed, including possible repeat displays to the same user.
Number of unique people or accounts exposed to content, according to the platform's definition.
Cost per engagement: average spend for each measured interaction.
Cost per view: average spend divided by the number of views.
A desired action completed by a user, such as a sign-up, inquiry or purchase.
User Generated Content: content produced by users or creators, sometimes as part of a paid arrangement.