You can sell your ebooks through Amazon's Kindle program or Apple's iTunes Connect, which gives you access to a large majority of the digital-book reading market and the barriers for entry are incredibly low. You don't need to invest lots of money to make this happen, but you do need to invest lots of time, not only in writing the ebooks, but in marketing them as well.
Online business is how I’ve made a living since 2003 and what has helped me retire early. I make over $40,000 a month through my blog. You can create your own blog here with my easy 15-minute step-by-step tutorial. You can start a blog for as little as $2.95 a month (less than a cup of coffee!). Create a blog and leverage it into affiliate sales or product endorsement deals. Consider topics like:
Before you really roll up your sleeves and monetize your personal or professional skills, why not right-size your life? Selling your unwanted stuff is a great way to downsize and declutter your life while earning some income on the side. If you’re transitioning to full-time work-at-home status, that income could provide a critical boost to your plans for a proper home office, or allow you to maintain your lifestyle during lean times without resorting to voluntary simplicity.