Just make sure you are saving towards those slow months during the peak months, buy a deal at the right price (don't overpay just because its a turnkey STR or you think it will make more money than projected), and look into ways to increase bookings during those slow months with some marketing and operation tweaks. 

Quote from @Sofia Komrskova: Don't spend that kind of money on courses.

Spend your time and money learning how to avoid that kind of situation rather than learning from on the job training.

I had no idea they would decline me for MY OWN MONEY technically.   

Suggest you pester them with questions to learn the eviction process, so you can save money in the future.

It can be only for the reason that you got your money working for you instead of the other way around. 

@Chinku Chinku the rich get rich by making their money work for them.They borrow at one rate, to invest in something that returns a higher rate - they profit on the difference.Only you can evaluate your risk tolerence though.

This is true for all private money lending situations..

Yet RentRedi would bill me anyway and I would have to request this money back. 

Real estate investing is forgiving; the average person can still make money even with some big mistakes.