Campaign Engagement Rate is the sum of total engagement with an ad campaign divided by the sum of total impressions the campaign has generated. It gives the percentage of ad impressions that have resulted in actual interactions with the ad campaign.

Campaign Impressions is a count of the total number of times digital advertisements within a campaign are shown. A campaign is a grouping of ads organized by business objective.

Campaign Reach is a count of the number of people who viewed your digital advertisements within a campaign at least once. A campaign is a grouping of ads organized by business objective.

Campaign Spend is the amount of money spent on advertisements within a campaign. A campaign is a grouping of ads organized by a common business objective; a digital marketing campaign achieves this objective via digital channels only.

Campaign Unique Clicks is a count of the number of people who clicked on your digital advertisements within a campaign at least once. A campaign is a grouping of ads organized by business objective.

Click-Through Rate (CTR) is the percentage of clicks on your link that generate impressions. CTR is broadly applicable to links on web pages and in emails and advertisements. Used for email marketing or digital advertising, CTR is one of the most popular measures of campaign performance.

Cost Per Click (CPC) is the price an advertiser pays a publisher for each click on a link. The publisher is typically a search engine (search advertising) or website owner (display advertising) where users are directed to the advertiser’s website each time their ad or link is clicked.

Cost Per Inline Link Click is the average amount of money spent per click on links contained in advertisements. It is calculated by dividing the total amount of money spent on ads by the total number of clicks on links within the ads and is a variation of Cost Per Click (CPC).

Cost Per Inline Post Engagement is the average cost of each inline engagement with an advertisement on social media. It is calculated by dividing the total amount of money spent on ads by the total number of engagements with the ads and is a variation of Cost Per Click (CPC).

Cost Per Pixel (CPP) is the average amount of money spent on conversions from tracking pixels in advertisements. A tracking pixel is a piece of code that enables collection and usage of user behavioural data to display targeted ads relevant to the user.

Cost Per Thousand (CPM), also called Cost Per Mille, is a marketing term used to describe the price of 1,000 advertisement impressions on an advertiser's webpage. If a website publisher charges $2.00 CPM, that means an advertiser must pay $2.00 for every 1,000 impressions of its ad. The "M" in CPM represents the word "mille," which is Latin for "thousands."

Cost Per Unique Click is the average amount of money spent for each unique click on links in advertisements. Generally, unique clicks include link clicks, clicks to view profile pages, engagement such as likes and shares, and clicks to view media.