CPM is the cost per thousand advertising impressions, or views of an advertisement by a person. A $1 CPM means that the price of 1,000 advertising impressions is one dollar. The term “CPM” is used across digital and traditional media. It is also known as “cost per mille.”
Social Proof: Why We Look to Others For What We Should Think and Do
When we feel uncertain, we all tend to look to others for answers as to how we should behave, what we should think and what we should do.