Want to know how much money to spend on your ads?

**FREE** Ad Math Magic Mini Calculator

Find out **how much money** you should spend on your __direct to product__ ads and get a reasonable prediction about how much profit your product might earn.

And this calculator can help you solve it. It does the hard math for you.

Step by step directions tell you how to use it.

The glossary helps ensure you understand what each metric means.

The calculator predicts whether or not your ads are likely to make money.

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