We Spent $35,880.34 Testing CBO Ads (Facebook’s Newest Ad Feature), Here’s What We Found Out Alessio Pieroni28/11/2019 Campaign budget optimization. I’m sure you’ve heard about it. https://skup.net/blog/campaign-budget-optimization/ Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.