VideoHive

VideoHive is a site which allows you to sell and purchase royalty-free video footage and motion graphics. The items can be previewed on the site before they are purchased. Basic items start out costing just a couple of dollars. Authors of the material make 50-70% of each item sold. This site seems to be a great way to acquire intricate or specialized graphics at an affordable price. The website is: http://videohive.net/category/motion-graphics