Stripped of all the surplusage, it seems your dogs may have been taken to a park and involved in an attack. You need to retain counsel versed in...

File a replevin action against the present owners. You may wish to retain counsel. I hope you filed a theft report at the time.

"his parents transferred the microchip ownership of both dogs to my name (only me)" That is indicia of a gift. File a replevin action against...

You should have immediately reported the incident to the police and animal control. Failing to do so leaves no official record of the boy attacking...

You need to retain counsel versed in dog bite cases - immediately. Use the Avvo search tool and/or your county bar association to find one.

You have to prove it was the company which made the error, and not you. If not, you will not prevail.

You surrendered your animals. At that point, you lost all ownership rights.

You need to file a replevin action against these people if you hope to recover your dog. Did you provide any food, or funds for the dog's care...

From the minimal information given, it appears you own the property. Towns do not "evict" people. Land can be taken under eminent domain,...

Retain counsel to review the eviction notice to determine what your recourse is.