https://www.biggerpockets.com/blog/estimate-arv

I cannot find this information on BP - if anyone is aware of specific articles on this topic which are on the site (I have pro membership), please advise?

Here are some helpful articles on bigger pockets you can review. 

Here’s an article that further discusses grouping activities under section 469.

https://www.biggerpockets.com/blog/california-law-changes-di...

You'll want to gather up the Articles of Incorporation, The Bylaws (signed and executed), The Certificate of Standing, and the IRS SS-4 form where you got your Tax ID.

Examples of permissible activities include the preparation professional scholarly articles for publication and participation in seminars, lectures, and civic programs.A Member who writes or speaks for the purpose of educating members of the public shall never imply that he or she is speaking on behalf of any other entity, including RMAI, unless specifically authorized to do so.A Member should report unethical behavior of others to the appropriate governing body.CANON 6 – RESPECT FOR THE JUDICIAL SYSTEMAn RMAI Member shall always demonstrate respect for the judicial system which shall be revealed through the absence of litigation (or threat of litigation) that is intended to harass or maliciously injure another or knowingly violates local, state, or federal laws or court rules adopted for the bringing of an action before the judiciary.Commentary:A Member may, where permissible under the bounds of the law, exercise its reasonable judgment in pursuing with ardor legally owed obligations.A Member may test the bounds of law when faced with issues that are new, uncertain, or have contradictory treatment by the courts, regulators, or in statute but shall not assert a position that is frivolous or for the purpose of harassing another.A Member may, in good faith and within the bounds of the law, take steps to test the correctness of a ruling of a tribunal or the validity of a statute or regulation, provided they proceed with caution, demonstrate respect for the judicial, executive, or legislative entity being challenged, and strive to comply with the existing ruling, regulation, or statute until such time that it is overturned or otherwise changed.A Member should treat proceedings that may occur in quasi-judicial or administrative systems with the same respect as they would with proceedings before the judicial system.A Member shall not give or lend anything of value to a judge, official, or employee of a tribunal before which it has business.CANON 7 – RESPECT FOR THE ASSOCIATIONAn RMAI Member shall always demonstrate respect for RMAI which shall be revealed through their cooperation in adhering to the RMAI Bylaws, RMAI Code of Ethics, and as applicable the RMAI Certification Program and through prompt responses to correspondence from RMAI staff, RMAI agents, the RMAI Ethics Committee, RMAI Certification Audit Committee, or RMAI Certification Remediation Committee concerning alleged, perceived, or actual violations of the Bylaws, Code of Ethics, or Certification Program.Commentary:Membership in RMAI is a privilege and not a right.

Generally you will have each property nested into a single Land Trust - this article explains it in a bit more detail.

@Michael Oliver you may want to read about the Good, Bad & Ugly of Detroit in our "Deep Dive" series we're doing on our BiggerPockets blog about Metro Detroit cities, City of Detroit Neighborhoods and comparing Metro Detroit to other hotspots investors usually consider: https://www.biggerpockets.com/member-blogs/3094/99854-deep-dive-into-metro-detroit-cities-ecorseDoubt you'll find this much info for any other market in the country.

I've never seen Miami and Detroit in the same sentence being compared that's a new one for me too lolYou can blame this Fortune article for that:Crazy what's been happening in Detroit.