As you may know, Amazon allows small businesses and individual online marketers to become affiliates and earn a commission from any Amazon product they sell. Your blog, for example, can advertise products sold on Amazon and reap commissions when someone clicks on an ad you place. Cindy Donovan has just released InstaGenius, a plugin for WordPress that lets any WP blog easily (that’s an understatement; you can do it automatically) show Amazon ads and reap the benefits. In fact, this new plugin lets you automate all your Amazon marketing. For example, Amazon occasionally places items on sale.... [...]