In online marketing and online advertising, CPM—or Cost Per Mille—is an important metric that helps advertisers and publishers look at the cost of reaching 1,000 viewers or impressions. Whether you're managing a commercial campaign or monetizing a web site, a what is a cpm can be a handy tool that https://graph.org/What-Is-a-CPM-Calculator-Understanding-and-Using-Cost-Per-Mille-in-Advertising-05-10