Well there could be problems with food, and if there is a sickness, or a desater, like flooding around you could not move on. Also the population can reduce food, and water.
The problems of permanent settlement is discussed below.
Explanation:
The Method was useful only for the farm owners. The circumstance of producers did not change and they remained to be the sufferers of harassment by the landlord.
The farm owners spanned a comfortable life and did not do anything to advance farming productivity.
The farm owners who were not capable to repay the essential tax, their farm was auctioned off.
