You could have stopped this train wreck before it ever left the station.

Here is the source for the commission rate, right from the Sitzler NAR lawsuit judgement (bold text added):"In addition to training, Plaintiffs have presented expert testimony showing that Section 2-G-1 had the effect of stabilizing commission rates.

Your understanding of NOI, deal negotiation, and long-term strategy are assets that make you stand out. 

So all the deals I had fell through because it's almost impossible to find a tenant on your own & again brokers/ real estate agents won't help you even though he tells you they will.You have to pay, then you get put in a group zoom training where he never shows his face.

I disagree--there are more tough times ahead, but as stated above there is light at the end of the tunnel and this time it's not a train. 

Occasionally I catch some cleanliness issued that I am not satisfied with which I believe is due to variability in attention to detail between people on their crew, or lack of training and familiarity with my property.I've seen mentions of the value of post cleaning pictures from hosts on other forums.

Simply analyze the strategy and how you could do it better or differently.

While I’m happy to discuss general strategies and best practices, I won’t be sharing additional details about the property’s exact location, nearby city, or financials at this time.

Give them strategies on how to get ready.A scammer wants to get to money in his/her pocket as asap. 

There is no universal right or wrong, it's personal, it should be a strategy that enhances your life not takes away from it.