Yes, you can read a book and watch YouTube videos- I’ve done that but it doesn’t yield the same results as being in a group that you are accountable to in addition to the access I had to someone doing what I needed to be coached in and people who were also looking to invest in themselves and not looking to waste their investment.

@Jack HritskoDon’t waste your money.

Google ads (not free but can be effective when done properly)4.

Taking 'effective' action is what you need to do next, find out what your goal really is and work backwards in discovering what you need to do to achieve it.

No previous tenants or current tenants complain of the mold issue or have any side effects of the mold.

Most of my clients are buying newer multis so they can capture high rents and not waste time on the reno where you have no cash flow.

Wondering if they are as effective as the website indicates? 

I'm in Chicagoland and we have what I call a "seasonality effect." 

Waste water treatment facilities. 

If you had to take all this to court you would probably be wasting time and money.