Which of these metrics is especially important to clients who are running a branding campaign?

Which of these metrics is especially important to clients who are running a branding campaign?

Clickthrough rate (CTR)
Average cost-per-click (avg. CPC)
Impressions
Phone call conversions

Correct answer is: Impressions

Explanation:  Impressions are important to track in any campaign, no matter what your goals are. But they can be especially important in branding campaigns, because they represent how many customers actually laid eyes on your ad.

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