Did you ever hear of Adverse Possession, you better learn. He is caring
for "his "property in the eyes of the court. You need to stop him, put
up some plants and take care of Your property. Has he put up plants or a
part fence ? They must go. Yes I know about this, Im in court with a
%$#@ ^&*% suing me. Write him a letter certified mail stating he MAY
continue to mow if he does so at the proper height and that he has your
permission to walk there, this will stop his Easement rights. He must
aknowledge the letter and sign it . Learn at FreeAdvise.com

Then again he could be innocent and ignorant. Be carefull or you will
have a mess and an enemy on your hands. Bushes and plants are the
quiet way of stopping him.