I have been doing some new research lately, and I just wanted to share some resources with you!
I have been in search of fresh content but have been wanting a more affordable way to produce it.
I am understandably enamored with the concept of using free resources to create new high-quality materials that I can market.
One of them is: http://PublicDomainSherpa.com
And this link will take you to a government definition of Public Domain and Royalty Free materials. Here is some extremely invaluable knowledge for anyone who is in need of content, images, video and so much more.
Another of them is: http://library.alaska.gov/is/free_images_sounds.html