When you become a part of WordPress.com, you’re actually getting two awesome services for the price of none: your blog plus your Reader, which brings every WordPress.com blog together in one easy-to-search place. Your blog is where your ideas come to life, and your Reader is where you connect with other WordPressers, our community hub. It's the place to find bloggers who inspire you, teach you, tug your heartstrings, and make you laugh -- and who just may be your next biggest fans.
Just another helpful tips from the helpful folks at WordPress.com
