BlogChex

BlogChex is a blog hosting service that will host your blog for free. You can choose to start a new blog or migrate an existing blog to BlogChex. They also share their ad revenue with their users or will even find specific advertising for blogs, though they are a little vague about this as the site is still a work in progress. BlogChex also allows you to place Google Adsense ads on your blogs to earn more. For first time bloggers, BlogChex is worth a try.

AdBrite

AdBrite is a large supplier of several different types of ads for your web site or blog. You can choose from text ads, banner ads, and interstitial ads. All types of ads are highly customizable. Where AdBrite excels is in the amount of control you have over the ads placed on your site. You can set the prices you want to charge for the ads, set time frames for how long the ads will stay on your site, and so on.

B5media

B5media is a large network of individual blogs. If you are an active blogger that can write at least 6-8 posts per week, you can apply to write for one of their blogs. You can either suggest an idea for a new blog, or apply to join their network with your existing blog. There is a short screening process where you must provide samples of your writing. Bloggers for B5media reportedly earn a few hundred dollars per month.