"Yeah, but now we can't hex his badge to tell everyone that to shut him up," George answered.
He frowned. "No, but between the shops maybe. Closed floo, not on the networks. Pop back and forth without apparating every time?" George wasn't even sure if a two-way-only floo was possible without mucking about with the Ministry. But they usually figured out anything they wanted but someone said they couldn't have, anyway. It was usually just a matter of setting their mind to it. (Since they more or less shared one, half the time.)