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. https://blog.hubspot.com/marketing/facebook-advertising-cost
blog article
THE 5-STEP PROCESS HUBSPOT USES TO OPTIMIZE FACEBOOK ADVERTISING COSTS
When Mark Zuckerberg shocked the digital marketing world with his announcement that Facebook would overhaul its algorithm to let users engage with their friends and family more and less with brands, the social media giant’s CPM skyrocketed 122% the highest spike in Facebook ad prices over the previous 14 months. Today, organic and paid reach are still flatlining, causing ad costs to balloon to unprecedented levels. And in a space where advertising has historically been cheap, how can marketers sustain their revenue without having to increase their Facebook ad budget? READ MORE