The problem come in when creativity gets poached. On one hand it is good to get the the message out to more who may benefit but not at the expense of profiteering by poachers.
First in the community we need to be respectful of other's content and LINK it. Say something specific about the post and encourage people to go read it. In the land of 140 characters, RT don't copy.
When the poacher is a site that exist to spin other content to make a living off other folks work you are dealing with a low life. I found one today that is talking my good friend Scott Johnson's content and brazenly mixing with with instructions on how to spin other's work. I have no intention of posting a link that will give them SEO value or clicks. But here is a link to the one and only original Scott Johnson http://scottsdiabetes.com.
If this happens to you (when this happens may be more accurate) here is a link to a handy little letter to sent the site host: http://www.plagiarismtoday.com/stock-letters/