An LLC is for operating a business. 

I read online that they primarily look at DSCR and operating income.

Simple & easy.

It really was a simple steam/solvent cleaning and grout replacement fix.

They have no idea they are operating a business and prefer to not think about it. 

They say, " if you can't take the heat then stay away from the fire", in other words if you can't absorb the cost of doing business then you are in the wrong business, simple as that.This is why I can't stand all of the jerks selling people on the concept that people can do real estate with absolutely no money, no credit, and no experience. 

You can have many carriers on your tower but you are limited to the carriers that operate in your market. 

The 4th state Massachusetts, while they dont necessarily refer to it this way...operates more on a letter of intent type of system (they call it a contract, but it's not), then a purchase and sale contract, that is not standardized is drafted up by lawyers after the home inspection.

Simple. 

Thats the simple answer mind you.If you are wanting a SFR for your main residence then you either need to make sure that the rent you get, from the unit you use to live in, covers your new mortgage in order to keep the same cash flow and savings.