Different MSA's Chambers of commerce will also have good data for you to bite down on.

Get to the REIAs.Read about Self directed irashttp://www.amazon.com/IRA-Wealth-Revolutionary-Strategies-Investment/dp/0757000940Read about the Private Banker Concept through TrustEtc.com, my favorite custodian.https://www.dropbox.com/s/lubeo04p7o5d8rk/PrivateBank_2011_Final.pdfOnce you understand the Custodians, Prohibited Transactions, Disqualified Persons, etc, you can give speeches to Rotary, Lions, Chambers, etc. about Main Street vs Wall St.

Septic tanks infiltrate wastewater, and they built-up with time, requiring maintenance (a vacuum truck that sucks all the sediments on one chamber of the tank - or the two chambers if sediment has built up so bad). 

You can pull rental listings from places like hotpad, zillow, apartments.com Macro-level data can be pulled from sites like bestplaces.net and areavibes.com, and more micro-level info is at alderman office, local economic development sites, chamber of commerce...etc.

You lost me with the term, 'Executioner' I think that the person who executes someone, like the guillotine operator, gas chamber or electric chair operator or hangman.There are many ways to pass marketable title of a property vested by deceased person.

I'm thinking of adding either a cell phone shop or vape shop into the retail space (I have friends who run those type of businesses, so I'd like to get them renting in my bldg).

But for would-be sponsors who are going to Chamber of Commerce and Rotary Club meetings trying to get people to invest in real estate, it's a longer process.The second is to trust you as a sponsor. 

Bureau of Labor Statistics, the Census, local Chambers of Commerce, and sources like those are good places to start.

Your local chamber of commerce may have a list of bookkeepers as well.

@John T kemper local chamber of commerce will routinely have this type of info.