Originally Posted by
JimInOhio
Welcome to FlyerTalk and the United Airlines forum. I think most here would call it unfair to someone who purchased a seat upgrade to Economy Plus and they have others think they can move there for free. Would you agree?
IMHO, if you pay for E you get E. If you pay for E+ you get E+.
But ... If you pay for E and if there are empty rows in E, I see nothing wrong with sitting somewhere else. You're still in E, just somewhere with an empty seat beside you.