Here are some of the benefits of using WordPress as your blogging platform of choice:
1. An easy to use blogging platform. Write in a WYSIWYG editor, save drafts, and publish when you're ready.
2. A huge community full of support, free templates, plugins, and additional addons and modifications for your blog.
3. A dynamic theming system, change the look of your entire blog with one click.
4. Generate "SEO-friendly" permalinks with the click of a button.
5. Built-in RSS feed functionality.
6. Categorize and tag your blog posts.
7. Create static pages.
8. Integrated search box.
9. Automatic pinging to the top blog ping services.