The main aim of fotolia.com is to show users interesting images and let them purchase online the one they like the most.
At the same time you are able to upload images and earn some money by selling them online. You are able to purchase images with different prices depending on their size; the prices start at $1. You can search the images by different tags such as architecture, people, landscape, food and drink and much more. All images that appear on this site have the author’s name and a rank which is determined by the total number of files sold by the author. The higher the rank the more files the contributor has sold.
Fotolia.com In Their Own Words
“Fotolia is the first worldwide social marketplace for royalty free stock images, allowing individuals and professionals to legally buy and share stock images and illustrations.
Fotolia offers the largest image bank of free and affordable royalty free photos and illustrations perfect for any medium, web or print.”
Why Fotolia.com It Might Be A Killer
It is a great opportunity for those who love taking photos and don’t have a place to show them. And they can also earn some money if the photos showed are interesting. It is also a cool site to look after amazing and unseen photos in a very simple and quick search.
Some Questions About Fotolia.com
Who define the photos price? If I am a photographer and I consider that my photo must cost $5, I am allowed to define the price or only it can be up to $3 as it says on this site? 
