Was it shitty of them? Of course it was.
Pursue small claims court and launch a vendetta against these people because you are mad about having to start doing one of the many chores of being a responsible home owner? Fuck no. Mow your god damned lawn hillbilly.
"And I heard a voice in the midst of the four beasts and I looked and behold a pale horse, and his name that said on him was Death... and hell followed with him."