Ad Spend is the amount of money spent on specific ad variations within a specific campaign or ad set. This metric helps regulate ad performance.

Ad Set Impressions is the total number of times digital advertisements within an ad set are shown. An ad set is a grouping of ads organized by theme.

Ad Reach is a count of the number of people who viewed your ads at least once. Reach can help you understand how many people have been exposed to a specific advertisement or marketing message.

Ad Impressions (IMPR) is a count of the total number of times digital advertisements display on someone’s screen within the publisher's network.

Ad Unique Clicks is a count of the number of people who clicked on your digital advertisement at least once. This is different than Ad Clicks or Total Clicks, because this is a count of the unique people who clicked.

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.