Organizations have been erected to fight against such landlords, you know, the ones who take a full security deposit for a spotless rental and demand more. 

I LOVE THE BURBS, especially nowadays that people are looking for more space since COVID-19 exposed the ability to effectively work from home.

There are plenty of courses nowadays.

Competition is thick nowadays. my opinion about wholesaling is that its more of a business tool that you can use along with your business plan but i dont consider it the primary business model for long term real estate business.

(Well, nowadays you might need to schedule an appointment.)

Couple years ago, they were solid, but nowadays with margins thin, you have to double check the area the properties are in. 

Keep in mind, some people nowadays browse Zillow et. al. and hit "inquire" on a bunch of properties in a row just to see what shakes out. 

Also there are many new softwares that are focused on independent real estate managers nowadays from rent online payment system to property management software that also takes care of accounting matters.

How often does that scenario happen in Dallas nowadays?

IMO their best bet is to cut their losses and move on............ but that's too much like right. either way they'll learn when the new buyer either can't close or it's sat so long that buyers have other choices due to the excess inventory out there. i have no sympathy for banks nowadays.