I also quickly discard any house not located inside my very targeted area. 

Bill Van Wie don't discard SFR as student housing as well.

Or do you actually purchase a new list and discard the old ones?

We don't just want to make money; want to make a difference in communities that other generations discarded, in favor of bland, car-centric suburbs.  

Anything from a few square feet of drywall to entire walls, flooring, fixtures, and ceiling will need to be treated and or discarded.

We discarded the equipment.We are now looking to install new equipment. 

Meaning you can't add an LOC on the first house...but that loan is too good to discard, especially now, when you are probably paying 80%+ to principal and little in interest.

We discarded the mouse and reset the trap.

Don't discard a strategy based on 1-2 months of no responses.

First of all he has a business model that has worked pretty darn well for him for a bunch of years so don't discard that quickly because of what some spreadsheet tells you about hypothetical/potential returns.