1) So he can afford to keep it as hunting land and not sell it to developers.

2) To pay the taxes

3) To send his kids to college

4, 5,6.......

It is HIS land, just like it is your house. You may invite me over to your house to eat now and again, but if you do it on a regular basis, shouldn' t you start charging me?

Ranching alone anymore just don' t pay the piper.