>>868104Wait for them on the trail with a rifle, and when they ride up to you, inform them that this is their one warning and next time you see them you will take drastic measures.
I own 40 acres next to someone's clubhouse and they would consistently go on my land and cut down trees for firewood. I managed to catch him in the act one day and I told him that if I ever caught him again I'd put him six foot deep somewhere in the backwoods and I haven't had any trespassing issues since.
>pic related, the dead people and the AK that I own 