This reeks of a "bait & switch" scam. Sign nothing and call your AG's consumer protection division.

She clearly had the cat before the letter, vitiating her claim of it being an ESA. The letter itself may also not suffice. You can choose not to...

Call your AG's consumer protection division. It could be very cost-effective.

Bring a replevin action to recover your dog. Do not wait.

Assuming the woman your dog bit was on the sidewalk, you would be responsible. You may wish to notify your homeowners carrier.

This has absolutely nothing to do with animal law, where Avvo apparently dumped it. Moving to general practice.

Moving to employment and labor, so you get more specific answers.

You have no damages and no case. A service dog is supposed to be with you.

Would you prefer receiving a citation?

As you wish to sue, I am moving this to litigation. You need a necropsy - a vet report - to prove that the dog food killed your dog before you can...