Such as this billboard in Minnesota (per ABC News):

Bush billboard, miss me yet

If you are driving down I-35 near Wyoming, MN, look up and consider the question being posed from the side of the highway.

A billboard with a large grinning picture of former President George W. Bush asks: “Miss Me Yet?” …

With Obama and his party forcing a healthcare takeover in the face of the public who are foursquare against it, things have gotten so bad that … well, see for yourself: Carter billboard, miss me yet

… This time, someone has put Jimmy Carter front and center — with toothy grin and parted hair — above Interstate 45 in Ennis, Texas, in an editorial slap at President Barack Obama. …

“It’s real,” Paul Covey, president of KEM Outdoor Media, said in a phone interview this morning. Covey leased the billboards through an ad company and said he doesn’t know who is behind the message. But he said he knows what their politics are.

“I don’t think they like Obama,” Covey said. “I think what they’re trying to say is he’s worse than Jimmy Carter. And I don’t believe they were Carter fans.” …