You may, possibly, have an action in harassment. The more likely claim is intentional infliction of emotional distress. You would need to review...

If this is your third time being charged, you have counsel, unless you were foolish enough to waive them. Ask your attorney.

"I signed on a car for a former spouse..." Then it was a marital asset, and should have been addressed as part of the separation agreement.

"The registration and title was transferred to me and i registered the car in my name." Then the sale is complete; it's clearly your car. What...

This is just another contracts dispute - moving accordingly. "I told her there’s no time limit for her to pay the dog..." Then she hasn't...

Did you have an actual agreement to board the other dog? If so, what was it and did the other party hold up their end? Did you have an actual...

Give your irresponsible ex-roommate a deadline, in writing, be by certified mail. Report them as abandoned to animal control when she fails to get...

Moving to landlord/tenant, which is more relevant. Your mother needs to document receiving permission for the dog, and the ESA certification for it.

Then your neighbor is responsible for the damage their dog caused to your fence, and the vet fees for their dog.

Moving to landlord tenant, where this belongs. It's your lease. Her dog puts your tenancy at risk.