Procrastinating Entrepreneur

I commute to and from “my paying job” each day via public transit so finding something like an ad in my windshield is nothing new. For some reason this ad in particular got me thinking. Exactly how the heck does the company that stuck this flyer on my windshield measure the overall success of their “campaign”? If you’ve read Michael Gerber’s E-Myth, then you know how important it is to measure everything you do.