How is she selling puppies from your dog? Do you not have it? Facts are missing.

We cannot divine the intent and text of unseen documents. Retain counsel to review them.

"Animal control and police were notified but did nothing." HOW were each notified? I suggest written notice, including your signed statement,...

93A cases can be heard in small claims court. However, housing court may be a better venue. A call to the AG's office might also prove cost-effective.

Moving to lawsuits and disputes. You need to retain counsel - use the Avvo search tool and/or the bar association to find one near you.

You paid for a good you cannot legally use because the seller failed to fulfill its obligations. A call to the AG's consumer protection division...

This has nothing to do with animal law. Eviction is a landlord/tenant issue - moving accordingly.

You should have retained counsel when you received the citation.

You gave the dog up to the shelter. You have no claim now.

"a past girlfriend bought me a dog. but put the papers in her name" Then she bought herself the dog; not you.