Making money as a freelancer

Some ideas for making money freelancing:
Sell ads on your website through joining a blog network such as BlogHer or putting Adsense ads from Google on your site.
Write guest posts on blogs.
Sell articles to magazines and newspapers online and offline.
Write marketing and / or advertising copy for local and online businesses.
Teach / coach on writing.
Edit or critique manuscripts.
Ghostwriting.
Use Kickstarter (www.kickstarter.com) to fund specific projects, like a book launch.