People opt for WordPress because it is fast and easy to set up. In just a few clicks, you have a fully functional website or ecommerce store up and running within minutes. In the haste to push ideas off the drawing board, many people forget that WordPress is not very tolerant of basic mistakes. These common WordPress mistakes undo all the benefits of the CMS and drag down the entire project.
A reference to use when you get tired of decorating your homepage with nothing but primary colors - but remember that most of these are not browser safe.