If you’re a marketing manager that is responsible for your company’s SEO campaign you know that with each month comes reporting. How many visitors did the site get this month from organic search? What keywords are being used to drive traffic and which of those are converting the best? How many referring links did you build this month and did any of them send substantial traffic? When traffic is up then life is good, right? What happens when there is a drop in traffic one month? Or worse, for a few months in a row. How can you explain a drop in traffic so your management doesn’t start to lose faith in SEO?