If your license is suspended in RI, it is unlikely any other state will issue you one.

This smacks of fraud; the dealer sold a car it does not have title to. Moving to consumer protection accordingly. A call to your AG's consumer...

The time to have acted was three months after the deal; not three years. Does he even have the cars now?

The obvious next step is to get a second opinion - which probably should have been obtained months ago.

The time to have sought counsel was before the hearing; not after. Use the Avvo search tool and/or your county bar association to find an attorney...

Excellent move, having your vet recover your dog, and performing a necropsy. It is vital to any claim against the kennel, although one could argue...

Yet another Petland horror story... Contact the AG's consumer protection division, and also research what FL law provides in terms of "pupply...

Your neighbor "found" your dog and didn't know it was yours? Who paid for the neutering? I suspect there is far more to this; likely a dispute...

Moving to employment, so you get better answers.

File a replevin action to recover your animal, using the documents you cited.