The place was "built" as a restaurant.
Highly doubt any architect or inspector know anything about soundproofing that was likely added at a later date.
Does the "new" owner have to visit the LTD to complete the transfer ?
This is what the OP wants to avoid as the "new" owner is busy and a day at the LTD is an inconvenience to her.
Thats because no matter how badly that 4-wheeled vehicle gets damaged the Thai's will repair and put it back on the road..... in the USA the 4-wheeled vehicle death rate is higher because they will scrap the vehicle rather than repair.