What Jeff says and his approach makes a whole lot of sense. It can be a time consuming approach and one that will require a lot of thought.
You must have an idea of what you want to do with the land. Not just today, but 5, 10 even 15 years in the future. That's one of the reasons you will read so much about "buying big". Folks don't look down the road and see the big picture. It can be difficult to see.
What is so often seen is - small jobs/projects escalate into large jobs/projects and the tractor that initially seemed too big is now just right for the larger jobs.