That is why Zillow is fairly accurate in some areas where sales data is part of the public record and less accurate in areas where data is not published.

And 36 Other Key Financial Measures, Updated EditionKeep in mind, there are dozens of other amazing REI reads... but they don't necessarily focus exclusively on large multifamily (the BP published books, for example).

I’ll link my article as soon as it’s published

Educate yourself and then talk to a syndication attorney like @Kim Lisa TaylorAs for how to find investors I suggest @Matt Faircloth's book from BiggerPockets Publishing Raising Private Capital

I already purchased every book suggested in the BP reference section and both the Real Estate Investing and Real Estate Management books published by BP...

I will caution you in that many of the Cap rate that you see published reflect investment grade properties (ie institutional buyers) so that for smaller properties the "delta" is very wide.My suggestion to you is that you develop your own cap rate requirement (equity vs debt - see band of investment analysis) and then apply that to each prospective investment.

A lot of the auctions are also online now and you just need to find out how your county advertises the list and how far in advance of the auction list it's published.

NCREC also publishes helpful info about each school's graduation rate for that year.

He publishes a  "kit" that will tell you everything you need to know about raising private money and how to go about it. 

Is this published material, I would love to get a copy.