What is the difference between cost per click (CPC) and cost per impression (CPM), and how can businesses use both to optimize their digital advertising budget?

In digital advertising, there are two main pricing models used by advertisers to pay for ad placements: cost per click (CPC) and cost per impression (CPM). Understanding the difference between these two models is essential for businesses to optimize their digital advertising budget effectively. Cost per click (CPC) is a pricing model where advertisers pay each time a user clicks on their ad. This model is commonly used for search engine marketing (SEM) and pay-per-click (PPC) advertising. In CPC, the cost is determined by bidding on specific keywords that are relevant to the advertiser's target audience. The higher the bid, the more likely the....