This guy is pumping 10's of thousands into his content online with one of the top content producers in the game right now.

I used to work for a start up, we sold maintenance software to big oil and gas, chemical companies and other big producers.

If you have a portfolio of, say, five rentals in your 401k when you are in your sixties that produce $7,000-$10,000/mo in passive income (rental cash flow) - then you simply take the rental income as your RMD without touching the properties.

Question is: what will produce the best return in the next 10 to 20 years? 

That is what it is all about.It sounds like your property is quite the income producing piece of real estate with multiple income sources.

I definitely recommend that you seek out a Certified Cost Segregation Professional so that you are confident in the quality of the work performed and the deliverables produced.

Since then, she has sent the keys as agreed but hasn't produced the payment as she promised.  

But, they are structurally separate and both income-producing.

It appears they've remotely shut down the panels as they haven't been producing for the last month. 

The problem: The thought of working 5 more years in a high stress, anxiety producing W2 is almost unbearable.