9. Freelance Writer
The Internet has opened up all kinds of opportunities to write on a freelance basis. There are millions of websites and blogs, and many of them need content to drive traffic.
If you have solid writing skills, and can write intelligently on several topic areas, you can quickly earn a living as a freelancer.
Even beyond blogs and websites, you may also step into marketing type emails, advertising copy, and even ghostwriting ebooks.
This is the kind of business venture that can start small, and grow into a six-figure income as you get better at it.
An average freelance writer charges USD $25 per 300 words. You can make a lot of money out of this with your spare time.