A tractor is a very versatile machine, especially in the capable hands of Scott Whiting.  The winning bidder will have 2 hours of Scott + tractor to take on any of many different tasks.  Some possibilities:

Drill postholes for a fence with his auger attachment

Mow a large field

Dig a trench for a pipe or wiring; (gravel not included)

Spread gravel on your road; you buy the gravel  (you could bid on the load of gravel that is included in this auction!)

Dig a very large hole

Level potholes in your road