No, I don't and will never do that as it's against the law. Well, I do not know if your motives for asking these questions is to gather pieces of information or fresh ideas on trading and/or using Bitcoin in buying illegal staff. You better watch out, if you were not caught for the first time or second time with your trade, on the third you'll be caught and you'll spend the rest of your life behind bars, so you better think of it.