There Are Several Reasons Why Your Campaign Might Not Be Spending. Your Daily Budget Might Be Too Small, Your Chosen Verticals Are Very Narrow, or Your Cost per Click (CPC) Is Too Low for the Targeted Countries. Also, Some Creatives / Titles Might Not Drive Attention and in Turn Not Get Enough Clicks, so Consider Trying Different Creatives and Titles. Check With Your Account Manager or the Customer Support Team to Ascertain the Right Prognosis.