The Barrows Popularity Factor explains how businesses of all kinds can now measure the effectiveness of their advertising with an easy-to-use mathematical formula called The Barrows Popularity Factor. The formula actually lets you quantify the relationship between your advertising and sales. Advertisers can use it to test and compare advertising copy and media, better, faster and less expensively than any other method. It can give you more of the information you need to help you fine-tune your marketing to help you increase your sales, increase your profits and decrease your risk! You can read the whole booklet in about an hour, and all the math can be done in moments, by one person with just a simple calculator. Anyone who spends any money on any advertising anywhere should read this booklet immediately.