A 506(c) raise would enable you to generally solicit for investors as long as you "reasonably verify" they're accredited.  

The series LLC structure enables you to house multiple properties in one LLC but not risk all units if a lawsuit were to occur.

Yes, accelerated depreciation available in the early 80's enabled me to live rent free when I bought and lived in one unit of my triplex.As to going thru gyrations renting from your LLC, why have deductions for one entity and income for another?

Do what you have to do now to not only make their life easier down the road but also to enable you to obtain the lowest rates and best terms possible for yourself. 

Technology has enabled communication with a remote CPA through phone calls, emails, skype etc.

House hacking would enable you to have a lower downpayment %, plus lowers the reserve requirement to 1-2 months. 

In my opinion, a real estate license will enable me to work as a bird dog, making commission on every referral that I do.

(I have none right now) I've found out that my business expenses on my tax detail from last year were a bit too high to enable an approval to refinance.

We are in cash even though there is no return today cash enables you to quickly take advantage of an opportunity if one arises.

They are not yet in foreclosure as far as I know, and I don't know at what point they'd go into foreclosure, but surely they cannot continue to live in the house without paying taxes and have there be no consequences.My wife and I have advised her mother not to pay the back taxes on the house again, because that would only enable the "ingrates" (as my wife calls them) to continue on as they are, and my mother-in-law is retired and on a fixed income, and she simply can't keep forking over a couple of thousand dollars every couple years to prevent the loss of her family home.So.