When congressman-turned-lobbyist Walt Min­nick (D-Idaho) stopped by the office of fellow Idahoan Rep. Mike Simpson (R) earlier this year, he addressed his old friend in a new way.

“Mike, I can talk to you about business,” Minnick said he told Simpson, when he stopped by to chat about a potato-related lobbying matter. “He laughed and he said, ‘What can I help you with?’ ”