Though we should always be diligent with monitoring how others use our content, we should be equally carefully about how how use our own work.

Safe-surfing site and “accidental scraper” Workfriendly is now offline after more than two years of pushing duplicate content into Google.

It appears that Google’s push to handle duplicate content may be having an unintended side effect.
Even though a recent report by Attributor indicates that the search engine has done a terrible job separating originals from copies, the spammers don’t seem to be taking any chances.
Spam bloggers are no longer content on scraping entries [...]

Since my previous review of Copyscape Premium, I’ve been communicating with Gideon Greenspan, one of the co-founders of Copyscape, about the issues I experienced with the service. He, and the others who work on Copyscape, have been very interested in my results and in improving their service.
They repeated my tests with roughly the same [...]