I did find the names of some relatives from the public announcement, and after a little digging, I found out that they live out of state.

Prices have declined in Seattle and Amazon has announced they are leaving the city. 

The tax rate has not been announced yet, but depending on what part of the city the property is in, the property tax might be expected to go up quite a bit. 

I just found a few NYC-centric news articles announcing such,  but nobody is citing the actual law. 

The next one hasn't been announced yet but keep an eye out.

@Vivek ShahBack in 2017, Fannie Mae quietly announced a change that allows transfers to LLCs under certain conditions:"The mortgage loan was purchased or securitized by Fannie Mae on or after June 1, 2016, and the LLC is controlled by the original borrower or the original borrower owns a majority interest in the LLC, and if the transfer results in a permitted change of occupancy type to an investment property, such change does not violate the security instrument (for example, the 12 month occupancy requirement for a principal residence)."

(A senior employee of Microsoft that knows a big product announcement is coming out would have an unfair advantage, that's why insider trading is illegal with stocks.

This is where it gets fun, Whirlpool announced that it would be selling its appliance financing division to TransAmerica and somehow it was rolled into a company called Household Financing Corporation (HFC).

One of them was a vacant Kmart property that I presented to a client 1.5 years ago to convert to indoor boat storage (near big vacation lake)... they didn't pursue... last week it was announced U-haul had purchased the property to convert to indoor storage. 

Hillsborough county opportunity zones, here is a helpful article. https://eig.org/news/what-to-know-u-s-treasury-announces-proposed-guidance-on-opportunity-zones