The closest I've come to any of this is read some books and see other information online about this profession.

On educated guess, they did not inspect each and every building and built a list, they might pull the data on certain types of buildings, but the list might not be released to the public.This is good news for me as I do foundation work, too bad for owners who need to spend money to do it, I'm sure there will be a program from the city/state that will help aid the expenses again.

For a yearly membership to your closest local investment club and a year membership for PRO on BP here you would have received better information. 

The closest thing in quality and depth would probably be a combination of Corelogic's products: Listsource and RealQuest.

@Orion Walker I would focus on the home that is closest to being completed and that can sell the quickest.

There is a passage door along the closest exterior wall leading into the common area hallways. 

Contact any "legal aid" services in your area...they should be able to refer you to a specialist.

Jeff:The closest I have come is purchasing a property in which I once rented when I was a student.

Using a live answering service might aid in capturing vital details initially. 

Typically the businesses that pay the most for the corner are a pharmacy ( CVS, Walgreens, Rite Aid ), gas stations ( Race Trac, Quick Trip ) , banks ( nationals pay a premium for a great location ), restaurants  sometimes will want the corner but often they do not want to pay corner money and want to be down just a few spots and then get off traffic with easements from the corner property and a center behind them etc.