What to do When Someone Steals Your Blog’s Content – Blog Plagiarism
Unfortunately the problem of people misusing other people’s content is one that is increasingly common. I find that some seem to do it without realizing that they are breaking copyright and not knowing what is and isn’t acceptable – however there is also an increasing number of people who do it quite maliciously.
PS: in more recent times Lorelle has written a comprehensive and up to date post on what to do when someone steals your content also which will also be useful to those facing the problem.