JVZoo works exclusively with digital products, primarily e-commerce, online courses, and internet marketing offers. Because there are no limits placed on the number of links, buy buttons, or calls to action on a website, JVZoo can sometimes be somewhat low quality both in terms of offers as well as products. Nonetheless, it has proven itself to be a fierce competitor to companies like ClickBank.
Although this article has been written in 2007, now in Feb 2014, I still find it full of great advice and tips. What I learned from this article is that when writing a review I should focus on how this product helped me achieve X instead of simply repeating and enforcing the features and benefits of the product that can also be found on the sales page.