However, it isn’t enough to blog frequently. The content you create and distribute online must also be well-crafted, relevant to your chosen keyword, and useful to the audience who discovers it. Blogging gives you another way to communicate with your market, and it is a powerful way to build brand loyalty and trust. Publishing high-quality content also increases the chances that other pages will link to it, which will help your company’s SERP (search engine page rankings).
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.