Excerpt from an article on How to For Authors:

Confused by the behavior of Amazon’s sales rank? John Doppler takes the mystery out of this frequently misunderstood feature.

We’re all familiar with Amazon’s sales rank, those tantalizing numbers that have driven authors to obsessively revisit their pages over and over in hopes of seeing their book climb through the ranks.

Has my rank changed yet? Better refresh it again…
Has my rank changed yet? Better refresh it again…
Yet, as a closely guarded secret, Amazon’s sales rank remains a perpetual source of confusion and myth.

“Why did my sales rank go down when I sold more books this week?”
“Why did my sales rank go up when I didn’t sell anything?!”
“How did the sales rank of this book leapfrog over mine when I’ve sold ten times as many books?”

To read the full article, click on the link or logo below:

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