life hacker writes:
Whether you have a blog, you post photos on photo sharing sites, or you're a YouTube star you probably wonder when and how your media is getting used by other people. Regardless of whether it's free-to-use media or copyrighted material the process of tracking it down is the same.
Depending on the type of media you're producing you can track it in different ways. For our purposes we'll break the search into three types: art and photos, writing, and videos.