You get the same result without wasting presious time.

When you submit claims, the insurance companies will track that information and it may result in some increased premiums in the future for coverage. 

Next, match the baths, bedrooms and square footage as close as possible.

I've had mixed results going this route. 

I know this will definitely be a process and am not expecting over night results.

Even when there were two different ones there at the same time it was difficult, so a good lesson learned there and also matches everyone's feedback. 

Short answer: for the best result do what you wrote above, but add a 2nd layer of drywall with acoustical caulk between the layers.I'd forget the clips, I don't think the extra price is worth it.As far as the ducting goes...I wouldn't worry about it.

.— (1) Without regard to any other remedy or relief to which a person is entitled, anyone aggrieved by a violation of this part may bring an action to obtain a declaratory judgment that an act or practice violates this part and to enjoin a person who has violated, is violating, or is otherwise likely to violate this part.(2) In any action brought by a person who has suffered a loss as a result of a violation of this part, such person may recover actual damages, plus attorney’s fees and court costs as provided in s. 501.2105.

You'll get the best results if you tailor your approach to the individuals rather than send out a mass email blast.

The majority of mistakes I see people make result from being impatient because they need things to happen NOW because of the lack of reserves.