Originally Posted by khalleron
There might not be a legal recourse, but telling people to knock it off is perfectly legitimate.
I think that it might be wiser to educate the buyers. I mean people eventually got the point that clicking on the bright red "Congratulations! You are our 1,000,000th visitor" button, so eventually they might get the point that they should look at the source of a book, even if it is sold by Amazon.