But IF the property in question is in compliance with all code, and provides a safe and secure environment, all problems are timely addressed and corrected, and the property is maintained on a professional level, then the investor who has a large capital investment in the property should be entitled to enforce any contracts providing him with the agreed to cash flow. 

Second, the building code, IRC/IBC, defines a townhouse as zero lot line (zero setback) homes that are on their own separate parcels and share a common wall.

We've taken over from several other property managers, and the bar is pretty low in my opinion.

I have been using the BIS site, and as Llewelyn mentioned, the Dept of Finance tax code is 2 family, but no CofO from DOB to support. 

What ghetto city/zip code in AR did you find 2% rule? 

Requiring a real estate license can potentially be a “trap” for wholesaling, as real estate licensees may in in violation of their code of conduct by way of their wholesaling activities.  

You are subject to new building codes.

Nathan's search method usually works, but I use what Google suggests: '<search item> site:www.biggerpockets.com' (without the single quotes on the Google search bar.) 

Our city code requires a method of egress for 3rd Floor units.

Example: I define what zip codes (or neighborhoods) that I buy in.