In many instances, copyright law is still designed for the non-digital age. The ease by which information is shared on the internet has created a number of issues surrounding both practical and legal aspects of copyright protection. Can you Pin someone else’s copyright protected work on Pinterest? Can you share someone else’s copyright protected photograph on Facebook? The answer, of course, is it depends. The thing that you need to know is that you could be sued for copyright infringement if you don’t play by the rules. Here’s an interesting article on the ins and outs of posting and pinning on Pinterest.
"Oh, and you have no right to reproduce this article or any portion thereof. But feel free to share the link! "