Just for kicks, i looked up a few sf properties sold last year and see that land ranged from 40% to 60% so without knowing your property specifics, dunno why your land would be assessed 70%all i can suggest is look at comparable sales and see what the ratio is and then appeal using that dataalso i remember many years ago, a home was assessed higher than the transaction amount and after failing to reach agreement with assessor office, the homeowner reached out to the different elected city reps.

3. lastly since I am virtual instead of going myself to the property can I hire a house inspector and how much would it be?

They have a hell of an operation, and often hold trainings and hire often also. 

I will hire out to another expert to handle other aspects of our finances to make sure those are on the right track.

This representation is crucial if you're ever audited.Regarding whether to hire a CPA versus just a tax preparer: Real estate tax is highly specialized, with numerous code sections and rules specific to the field.

If you aren't prepared to deal with very basic things you should re-evaluate your situation and work to get prepared or hire a PM.

Better hire NY lawyer for consultation and ask the solution

It sounds like it's worth it to hire an attorney for this to make sure you have everything in order.

Looking to off-load maintenance requests by hiring companies, just wondering if anyone have experienced with the companies I mentioned above?

I have relationships with several builders reps that I get lists of homes with incentives and sometimes builder models that come up for sale or cancelled contracts which gives me a slight advantage over others that are just searching MLS.