She needs to get her horse out of there ASAP. They can not take her horse for THEIR vet bills. If it was a bill she incurred for her horse or boarding fees then yes. But just the threat of this would make me pull my horse out of there immediately.
It's MICHELLE, scarfish! My name is MICHELLE! Jax is my DOG!
~The strength of one's opinion should not exceed their knowledge on the matter~