I also found a link to a document published by HUD:  https://www.hud.gov/sites/documents/SERVANIMALS_NTCFHEO2013-01.PDF. 

If you want an "unfiltered" view of Section 8 investing, I suggest you pick up the self-published book entitled "The Section 8 Bible."

@Sam Faas We don't use Zillow for applications but instead publish an application online through our property management software that we manage our tenants in, which then automatically publishes our vacancies Zillow (and all the other listing sites). 

Take a look at BP's blog where new articles are published every day: https://www.biggerpockets.com/blog4.

Typically most jurisdictions publish their statures online that you can read through, but this could be sort of dense reading.An attorney is always your safest bet, but costly. 

Hey @Abdulmatin SanniBigger Pockets recently published a book that's perfect for you!

The API shall be calculated as follows: The percentage difference between the Price Index published for the month of August of the year prior to the expiration date of the lease or termination of the tenancy and the Price Index for the prior August, using the RPI or the CPI, whichever is less (See definition of Price Index).

 @Kirbi Campbell,I want to publish the book Profit First for Real Estate Investing.

CMHC has done all this research and they publishes a list annually. 

Brazoria does publish what sold and price paid and who purchased...I think it is Brazoria, but that's about the only one I've seen.