ok, first off find someone selling a valuable, very marketable item, lets say brainhacker. now, you message him and say hey "how much???"they tell you how much and you say "hmmm" wait 5 seconds, and then say "ill trade you that for [item which is slightly more valuable]" they say yeah.....now quickly, before they ask where you are say "sent" making it seem as if you already sent it, but you never really had the item to begin with. now thinking that you've sent it they'll be like wtf, and they will most likely end up either trading their item to you, or sending it to you with a little persuasion. also note that you'd most likely want to do this on an alt