Have you ever done work based on a tutorial or somebody elses? well for the LOVE of god make sure whatever you do that you not only link to the source in your deviant art account but that you also spell out in english on any place you share that work.
Why you ask? My eye work based on a dark art tutorial(link in my portfolio) got me flamed good on a forum where I was apparently stealing, a fraud, etc. So in fairness when I posted the drawing I did not link to my deviant art account, or really put much more then "hey check it out".
I am very proud of the work since I spent hours working on it, and redrawing the scars based on feedback here a