How to pass slow moving farm equipment

No, this isn't the Kawasaki ad where the photo radar gets the farmer

http://www.youtube.com/watch?v=D4_v4iJJwWU&feature=player_embedded

Source: http://www.esportbike.com/forums/showthread.php?t=144211&goto=newpost

Pedro Alvarez Luis Alvaro Emilio Alzamora Kunihiro Amano Daniel Amatriain