Utilities are OFTEN overlooked so reach out to power, telecom, gas (or go all electric), water, and sewer to make sure you understand what it would take to get separately metered services from the primary house.

And yes I would recommend my services :) Hey @Donald Hatter!

Quote from @Nadine Wallace: You can do simplisafe with/without Wi-Fi, but you will need cellular service.

There's a value to that service.

I know there are services that provide proof of funds but I view that as misrepresentation. 

I'm assuming you are arriving at your cash flow number by applying Gross income - cap ex, maintenance, utilities, vacancy, tax, insurance, mgt, landscape/snow & Debt service?

I've had some not happy when I have asked them to split it out.I've tried asking questions to the IRS customer service reps, and didn't have the best luck.While I cannot cite a specific official guidance on this issue, I consider debit cards exempt.

He is also in the service, is an investor and also an investor focused agent in your area.

There are companies such as Cover that offers a full service ADU deliverable from design through construction completion.

It's much easier to unwind a fee for service relationship than it is a partnership.