Not sure what your cost per acquisition is? Cost per Acquisition is the total cost of a prospect taking an action that led to a conversion (keep in mind: a conversion might be a sale, but it can also be defined as “opting in” to an offer like a click or download). So, to determine your CPA, calculate: Total cost of a campaign / Number of conversions Now, going back to the daily budget formula, multiply that number by sixteen. Further, at Solutions 8, we recommend spending $5000/month for effective campaigns. If you’re thinking this sounds more pricey than other Google Ads—you’re right. And here’s why: An Extra Step Means Extra Cost With YouTube, advertisers pay for views, but optimize based on conversions.