As do you, don't get me wrong! Buyers should never feel forced into leaving a rating that is not representative of their experience, but attempting to enforce rules forbidding vendors from having their own policies would mean regulating the market - regulation kills competition and has ruined everything it has ever touched. Silk Road is an agorism based free-market marketplace, so such rules cannot and will not be considered. However, as I stated, freedom ensures fairness so buyers ARE able to keep their own list if they wish. Regarding feedback scores, they are a little more complicated than what's immediately visible, but you can read more about how they're calculated here: http://dkn255hz262ypmii.onion/wiki/index.php?title=Feedback_Score Libertas