It happened numerous times after that.

I'm guessing national or regional banks don't really do that?

After researching further though on social media and then criminal records I found about 12 previous arrests and numerous convictions burglary, theft, criminal trafficking, molestation (don't think convicted), battery. 

Real estate is very different.Landlord-tenant laws are only one small component of the decision-making and it's just an issue you deal with when for investing in a highly dynamic market like NYC.On the flip side, if I take my market Milwaukee: despite a chronic housing shortage, we don't have a national home builder working here.

I have found that the national banks are pretty much useless. 

From what I've heard, foreign nationals can purchase property in the U.S., but financing can be a bit of a challenge.

I've seen numerous courses offered on Youtube but I am a little sceptical of those.

Most "local" QIs you'll work with are actually reps for large national companies. 

That being said, when it comes to housing prices nationally and locally, there are many factors besides inflation to consider besides just property values.

If not, there could be numerous chains of the contract which can convolute things.