This only pertains to foreclosures and it allows after a foreclosure sale for another party to come in and bid $750 or 5% more than the sale amount (whichever is greater).

The senate guide is definitely useful guide for the EIDL Please note that the terms have changed since this publication for the PPP loan portion of the guide Most up to date info on PPP is at home.treasury.gov/cares (although cares is likely ineligible for rental props)Definitely use the senate guide for a high level overview of the EIDL as that info still pertains

Conversely, legally a business (LLC/S-Corp) is a non-living legal entity.What are the definitions that pertain to LLCs and S-Corps?

I know you said you prefer off market deals but the few times I've come across a post pertaining to them they seem to want cash buyers.

Written by attorney investors, it's full of practical advice pertaining to management of investment property, has sample forms that can be edited, and - most importantly - they tell you what your primary state laws are and where you can read them.

You can start with calling the planning department with the address and ask about adding an ADU, they often have one-pager summary of the requirements they can send you or they can point you to where they have their codes pertaining to ADUs on their website.

I'm a bit clueless on how that process works as it pertains to permitting/zoning/etc., but I'm intrigued by a few possibilities.

It's always good to have an attorney you can refer too because wholesaling can borderline some real estate laws and regulations pertaining to your particular state.

Adam and Zach are super accessible to answer any questions you have big or small as it pertains to a purchase and even later with CPA’s etc. 

"the people who hurry to catch the wave late usually are the ones wiped out"This probably pertains to the people who just jump in thinking its a walk in the park, because everyone else is doing it.