It has demographics, crime stats, economic data, etcFor school rankings, start with NJ Monthly's Top High Schools.

Incorporation is NOT required to invest in real estate but a good examination of your long term goals would help determine if such a move is necessary.  

It does not matter whether you choose SFH, MFH, mobile homes, strip malls, or hotels...the true determination of your success is how well you know your strategy and your area.Having said that, I would recommend examining your motivations for SFH.

Check crime stats.

The investor is obviously doing a lot of things incorrectly (and you shouldn't want to work with him), but you're also doing a lot of shady things:- No insurance- Not pulling permits- Not filling out a W9 (or charging for taxes separately)I would suggest you cut loose from this investor, but that you also examine your own business practices and make the appropriate changes there as well...

http://a836-acris.nyc.gov/CP/CoverPage/MainMenuLooks like this is the NYC version of our county assessor website, giving access to property stats and info, maybe tax and ownership history.  

I have and upstairs and downstairs heatpump so I have  T stat for each one.I read a lot of reviews and customer feedback before deciding to buy this make/model.

However here me out: I have completed law school (in Australia) and had some experience writing and examining deeds before.

Buyer has examined the Premises and is relying solely upon such examination with respect to the condition, character and size of the land, improvements and fixtures, if any, constituting the Premises.At Buyer's own cost and expense, Buyer shall obtain and maintain in full force and effect at all times during the continuance of this Contract: (a) comprehensive liability insurance for bodily injury or death to any person or persons, and property damage insurance, in such amounts as Seller reasonably deems necessary; and (b) fire and extended coverage insurance in an amount sufficient to prevent Seller from being a co-insured under said policy of insurance, but in no event less than the unpaid balance due under this Contract.Seller and Buyer shall both be named as insured parties in the insurance policies required above, as their interests appear, Buyer shall furnish Seller with memorandum copies of such insurance policies upon Seller's execution of this Contract.

Do you have any college stats?