Yup, some people keep building their accounts for years , trade with that account full time, and once they get tagged, nobody would want to trade with them. unlike you some people do make a living on the internet rather than wasting their time.

oh you got 3 of those, maybe you would do better in explaining the effects of "red marks" on one's profile, but wait, yours is a newbie, 0 effort spent on it, so i don't expect you to understand the point.