WORK SUPPORT METHOD, WORK SUPPORT SYSTEM, AND PROGRAM

To provide a technology that can perform proper guidance after the run mode switching in a work vehicle, a technology that can perform proper guidance which is in response to the run mode switching in the work vehicle, and a technology that can perform proper guidance in the work vehicle that is so provided as to be able to automatically run. [0002] A work support method supports work that uses a work vehicle, wherein the method performs: switching a run mode to an automatic run mode in which the work vehicle is caused to automatically run in a farm field; switching, when a given condition is met in the automatic run mode, the run mode to a manual run mode in which the work vehicle is caused to manually run; and performing a switch notification to notify that the run mode is switched from the automatic run mode to the manual run mode. A mode of the switch notification differs depending on the work vehicle's state at the time of the switching to the manual run mode.