The internet is simply massive. Larger than you or I could ever possibly imagine.

I believe it'll ultimately become the largest marketplace in the world. Brick as well as mortar stores are going to become obsolete, left to become nothing but warehouses for goods decided to buy and sold online.
Amazon isn't only the biggest retailer online, it is these days the biggest retailer in the world.
One of the causes for this is they have opened their doors to the public, making it possible for anyone to sell or maybe affiliate market something of the choosing of theirs.
And then there's Amazons Kindle Direct Publishing, where anyone with a concept might write a eBook about it, throw it up in Kindle store as well as benefit from it.
If you've been thinking of a method to earn money online, selling eBooks on Amazon is a superb place to start. Not only is it really simple (all you truly require is a word processor as Microsoft Word), it is extremely inexpensive, even in case you choose how to calculate wholesale delegate.
But in case you choose not going the outsource route and do all of it yourself, you could possibly get the book of yours on Amazon and earn money without spending one cent!

(Though you would need to be really great at Word and Photoshop)