In online marketing and online advertising, CPM—or Cost Per Mille—is an important metric which enables advertisers and publishers appraise the cost of reaching 1,000 viewers or impressions. Whether you're managing an advertisement campaign or monetizing a website, a cpm definition is a handy tool which will help you evaluate performance https://posteezy.com/what-cpm-calculator-understanding-and-using-cost-mille-advertising