If you have a fresh survey done, and it shows you to be in the 'right,' the neighbor either accepts it, or has his own survey done to contradict yours.


From the picture, it looks like a close call, so I'd want this laid to rest sooner than later.

Excerpt from Robert Crais' "The Monkey's Raincoat:"
"She took another microscopic bite of her sandwich, then pushed it away. Maybe she absorbed nutrients from her surroundings."