@Alex Arter I'll echo the above book recommendations and add How to Win Friends and Influence People as well as Never Split the Difference.

I would door knock and talk to these owners personally but its very difficult given a large geographic location of LA.Im going after residential and commercial apartment buildings.Any tips here will be greatly appreciated, Ive worked hard making hundreds if not thousands of calls and sent out tons of letters etc,no results yet, unfortunately I dont have a sphere of influence or past customers.

Not having access to these (which the owner in the scenario DOES enjoy) leaves you with cashflow - but with very little in the way of knobs, dials and levers with which to manipulate the factors that influence cashflow... 

Was wondering how much does the school rating influence you on a purchase.

A good market for me includes at least 1Million population with low unemployment, good jobs, cheap houses and business friendly and fiscally responsible city / state (check their credit rating).

So long the economy and deficit are deemed stable by the market, Fed policy seems to be the number one factor that influences mortgage rates. 

Or ads online because of the high tech influence?

What are the top books that have influenced your business and decision making in 2018?

It is a non-threatening question, and can lead to them telling you a lot more details about their opinion of value based on their motivation, how realistic they are about the condition of the house vs. comps, whether or not a family member or friend has an influence on them, etc.3.

A non-used card does not help very much, but a card that shows solid payment history does.Whenever you're trying to influence your credit, you should research how to actually do it.