One of the perks of using WordPress to blog is the ability to change your site's design on the fly. Creating a new web design template from scratch requires time, work, and a general understanding of coding. With WordPress, however, you can download and install a new "theme" to instantly change your site's design. However, you should think twice before using a free theme... There are around 10,000 or so WordPress themes available, some of which are free while others are premium (paid). When you're initially trying to build your blog, you may assume a free theme is the best option, as it all...