You can set up an Amazon account and start a business today at no cost. No premises, no rent, no staff! It has never been as easy as it is right now to set up an online business.
Did you know that with a Amazon seller App you can scan and upload thousands of products from books to electronics, including stuff lying around in your own home. Yes, you could be sitting on a small fortune right now.
See: 7 Steps to making money online with Amazon.
I work from home. In the past, you needed a lots of technical knowledge and skills to set up websites and marketing ability to work online. Now there are companies which do it all for you.