The Facebook ad impression metric shows the number of times your ad was viewed.
The relevance score is essentially a rating from 1 to 10 that estimates how well your target audience is responding to the ad.
Cost per result
Cost Per Result is all money spent divided by the total number of results, which results in a very real assessment and lets you know if your campaign is working well.
Video views and video percentage watched
Video views are an important metric to track for those of you doing video campaigns.
More individuals that interact with your content will share it, increasing your impressions.
If your Result Rate is high, it indicates that your ad is attracting attention and performing well. If your Result Rate is low, it may be time to remove or change the ad to improve results.
Click through rate
This measure shows the click-to-impression ratio for individual adverts. In other words, the ratio of how many times a person clicked on your ad to how many times your ad was shown on Facebook.
The average number of times each person sees your ad over the lifetime of your campaign.
Cost per Conversion
This is a straightforward well that tells you how much you spent on each sale or lead.
Conversion Rate is the percentage of people that click on an ad and then buy something.
Return on Ad Spend (ROAS)
ROAS is an abbreviation for Return on Ad Spend, which is essentially the money generated by the ads divided by the amount spent on the ads.