What are some potential defenses to a negligence case?

Answer 1

Contributory or comparative negligence, the statute of limitations, failure to mitigate damage, intervening superceding cause, release, estoppel, lack of duty, lack of causation, lack of damages, to name a few.

Answer 2

If your dad was township supervisor you could get away with almost anything.Even commit perjury and obstruction of justice.
And noone would care because the persons lives you affected are obviously less than human....