The Alexa Toolbar enables you to create a customized version that you can distribute from your site. Your logo is built into the web browser. So you will get more repeat visits and more loyal users. And when those visitors come to your site while using the Alexa Toolbar, they will help to improve your Alexa rating.
This also provides you a chance to virally promote your site or any affiliate link, as well as earning more through your Amazon affiliate link.
Why would your site visitors want to download the Alexa Toolbar from you?
Visit http://www.affiliatetip.com/affiliate_tip_14.php for more details.