But just as I dont feel bad for a thief being robbed, I dont feel bad for a landlord that tries to skirt the system, and then gets played by the same system he's trying to skirt.Do things right, and these things arent an issue

I usually ignore where one person owns 4 or more properties as this is usually a cash strapped investor that will pay at the last minute.Properties that were transferred recently or has a new house also likely has a mortgage and the mortgage company will step in if the owner doesn't pay the taxes.I keep pruning down my list till it is managable.Then I start looking at them on the GIS system so that I can see what is (or was) on the property and the property lines.

However, I dont know how RoofStock's star rating system compares to the traditional A-F system that most investment literature uses.

., I can guess the concept, but I have never heard of this ranking system. 

Upload all that information into podio and find a phone system that allows you to contact them virtually.

I would like to know how to acquire, learn about lending, financing, set up a system of how to eventually create cash flow from these buildings.

For instance I am in process right now in Portlandia  tough competitive market.. bought house right off of MLS system for 400k during the escrow period we were able to confirm 2 new lots  25X 100 each on each side of the existing home.. had to knock down a fence.. but by the time I closed i had the house which need about 5 to 7k in fluff and buff and 2 lots.

I've heard several acronyms used for it but most commonly Ratio Utility Billing System.  

Now, more than ten years later, most of that glut has worked its way through the system.

My Honey fixed and or redesigned almost every system here.